APPENDIX, NO. 2.

_Of Dr. Priestley’s Metaphysical Writings._

The principal source of objection to Dr. Priestley in England,

certainly arose from his being a dissenter; from his opposition to the

hierarchy, and to the preposterous alliance, between Church and State:

an alliance, by which the contracting parties seem tacitly agreed to

support the pretensions of each other, the one to keep the people in

religious, and the other in civil bondage. His socinian doctrines in

theology, and the heterodoxy of his metaphysical opinions, though they

added much to the popular outcry raised against him, were not less

obnoxious to the generality of Dissenters, than to the Clergy of the

Church of England. Nor is it a slight proof of the integrity of his

character, and his boldness in the pursuit of truth, that he did not

hesitate to step forward the avowed advocate of opinions, which his

intimate and most valuable friends, and the many who looked up to him

as the ornament of the dissenting interest, regarded with sentiments of

horror, as equally destructive of civil society and true religion.

The extreme difference observable between the apparent properties of

animal and inanimate matter, easily led to the opinion of something

more as necessary to thought, and the phenomena of mind, than mere

juxta position of the elements, whereof our bodies are composed.

The very antient opinion also of a state of existence after death,

prevalent in the most uncivilized as well as enlightened states of

society, confirmed this opinion of a separate and immortal part of the

human system: for it was sufficiently evident, that no satisfactory

hopes of a futurity after death, could be founded on the perishable

basis of the human body. It is only of late days, and from the

extension of anatomical and physiological knowledge, that the theory,

and the facts of animal organization have been at all understood; and

without the conjunction of physiology with metaphysics, the latter

would have remained to eternity, as it has continued for ages, a mere

collection of sophisms, and a science of grammatical quibbling. The

doctrine of a future state, and that of an immaterial and immortal

soul, became therefore mutual supports to each other; and herein the

civil power willingly joined in aid of the dogmas of metaphysical

theology, from observing the convenience that might arise in the

government of civil societies, from inculcating a more complete

sanction of rewards and punishments for actions in this life, by means

of the dispensations in a life to come. Other causes also gave an

universal preponderance to the theory of the human soul. It became,

for the reasons above mentioned, not only a favourite doctrine with

churchmen and statesmen, but the self delusions among the vulgar,

respecting supposed appearances after death, rendered it also a

_popular_ doctrine. Indeed, in every age, and in every country, the

priesthood have found it so powerful an engine of influence over the

minds of the people, and in too many cases, so, fruitful a source of

lucrative imposture, that its prevalence is not to be wondered at,

wherever artificial theology has been engrafted on the simplicity of

true religion, and supported by an established clergy. Of Popery,

which yet remains the prevailing system of the christian world, it

is doubtless the corner stone; and even under every form of ignorant

and idolatrous worship throughout the globe, it is the main source

of power and profit to that class of society, which regulates the

religious opinions, rites and ceremonies of the country. Not that

I would insinuate, that the belief of a separate soul, like some

other opinions that might be mentioned, has been generally taught by

professors who disbelieve it; for plausible arguments are not wanting,

to give it that currency which it has so long received among the wisest

and the best of men: nor that an established priesthood of any age or

country, or of any religion, is a mere compound of fraud and imposture,

for I well know that the wise and the good are abundant in this class

of society, as well as in others. But even such men are liable to the

common infirmities of human nature; they cannot be indifferent to their

rank in society, or the means of their subsistence; it is not every

college youth, that is able or willing to weigh “the difficulties and

discouragements attending the study of the Scriptures,” so forcibly

pointed out in the melancholy pamphlet of Bishop Hare: nor is it

every professor of Christianity, who doubts of the doctrines he has

undertaken to teach, that has fortitude enough to follow the noble

example of Theophilus Lindsey, and John Disney. Hence we may take

for granted, that those opinions will be admitted the most readily,

and enforced the most willingly, which contribute to the influence

of that order, which the professors have been induced by choice, or

compelled by necessity, to wed for life. Choice indeed, at least that

kind of choice, which depends on a well-grounded conviction of the

object chosen being the means of superior usefulness, has little to

do in this business. For though the clergy of the church of England

severally declare that they are moved by the Holy Ghost to take upon

them the clerical character, is there one among them in the present

day (Bishop Horsely perhaps excepted) who would venture to defend this

declaration in the sense originally intended? It is a fact notorious,

that the candidates for holy orders, regard the profession of Divinity

as they would that of Physic or Law, a fair and reputable means of

gaining a livelihood, by performing those duties which are considered

as necessary to the well being of society. It is a fact too, equally

notorious, that wherever theological opinions (like that of the human

soul) have been fit and liable to be made subservient to the temporal

profit or influence of the clergy, that use has been so made of them

by the ambitious and designing part of the profession, and the rights

of the people have been encroached upon, to serve the interest of the

Hierarchy. Nor is it the established clergy alone that some of the

preceding remarks will apply to: much bigotry among the clergy of the

dissenting interest, may fairly be ascribed to similar causes, though

by no means operating in the same degree.

But important as this doctrine is to the clerical order in political

societies, some latitude of doubt and even of denial, has been conceded

in England to the known friends and adherents of the established system

in that country. This is the more to be wondered at, as they have

generally considered a dissonance of opinion among their own order,

more fatal to the common interest, than the attacks of their avowed

enemies. Thus, more notice was taken of the Arian heterodoxy of Dr.

Clarke, than of the avowed infidelity of Collins, Tindal, Toland,

Coward, and other writers of that class, who published about the same

period.

The learned Mr. Henry Dodwell as he is usually called, and who is

a pregnant instance that learning does not always persuade good

sense to inhabit the same abode, took great pains to shew that the

soul was naturally mortal, but might be immortalized by those who

had the gift of conferring on it this precious attribute. This power

he ascribed to the Bishops. Dodwell, though he would not at first

join the establishment, changed his opinion and his conduct in this

respect afterward. Bishop Sherlock denied that the existence of the

soul could be made evident from the light of nature. (Disc. 2 p.

86. disc. 3 p. 114) Of the same opinion was Dr. Law who quotes him.

Archbishop Tillotson declares (v. 12 serm. 2.) that he cannot find

the doctrine of the immortality of the soul expressly delivered in

scripture. Dr. Warburton wrote his “Divine legation” to prove that

Moses and the Jews neither believed in, nor knew of a future state.

Dr. Law, afterward Bishop of Carlisle, in the appendix to the third

edition of his “Considerations on the theory of religion,” compleatly

overthrows the whole doctrine of a separate soul as founded on the

scripture, by a critical examination of every text usually adduced in

its support. Dr. Watson the present Bishop of Landaff in the preface

to his collection of theological tracts dedicated to young divines

for whose use it was compiled, expressly declares that the question

respecting the materiality or immateriality of the human soul, ranks

among those subjects on which the _academicorum_ εποχη may be admitted,

without injuring the foundations of religion. It should seem therefore,

that it is not heterodoxy in mere speculative points of theology,

that constitutes the sin against the holy Ghost with an established

clergy, but heterodoxy on the subject of church authority and the grand

alliance. It is in this spirit that the then Archdeacon of St. Albans,

Dr. Horsely complains of Dr. Priestley’s history of the corruptions of

christianity. “You will easily conjecture (says the Archdeacon in his

animadversions on that work p. 5) what has led me to these reflections,

is the extraordinary attempt which has lately been made to _unsettle

the faith and break up the constitution of every ecclesiastical

establishment in Christendom_. Such is the avowed object of a recent

publication which bears the title of a history of the corruptions of

christianity, among which the catholic doctrine of the trinity holds a

principal place.”

This is an unfortunate exposure of the cloven foot of Hierarchy. It was

not the wish to detect error or to establish truth--it was not from

anxiety to fix upon a firm footing, some great and leading principle

of christianity--it was not the benevolent design of communicating

useful information on a litigated topic of speculative theology--it

was not the meek and gentle spirit of sincere and patient enquiry

that dictated those animadversions--all these motives would not only

have borne with patience, but would have welcomed and exulted in a

temperate discussion of unsettled opinions, before the tribunal of

the public; for by such discussions alone, can the cause of truth be

permanently and essentially promoted. No: these were not the motives

that influenced the Archdeacon of St. Albans. It was the nefarious

and unpardonable attempt to unsettle the faith of established creeds;

however founded that faith might be, on ignorance or prejudice, on

pardonable misapprehension, or culpable misrepresentation, on fallacy,

on falsehood, or on fraud. These “Animadversions,” proceeded from the

morbid irritability of an expectant ecclesiastic; from a prudent and

a prescient indulgence of the _esprit de corps_; from a dread too

perhaps, lest the tottering structure of church establishment, with all

its envied accompaniments of sees and benefices, of deaconries and

archdeaconries, and canonries, and prebendaries, and all the pomp and

pride of artificial rank, and all the pleasures of temporal authority,

and lucrative sinecure connected with it, might be too rudely shaken

by sectarian attacks. But enough for the present, respecting these

learned labours of the Archdeacon of St. Albans; which like those

of Archdeacon Travis may well be considered as having sufficiently

answered the _main_ purpose of their respective authors, in spite of

the wicked replies of Priestley and Porson. Let us say with the public,

_requiescant in pace_.

To return however to the more immediate subject of the present section.

Hobbes seems to have been the first writer of repute (in England at

least) who denied the doctrine of an immaterial and naturally immortal

soul. This was a necessary consequence of his faith being apparently

confined to corporeal existence, an opinion deducible in fact from

the old maxim of the antients and of the schools, _nil unquam fuit

in Intellectu, quod non prius erat in Sensu_. Hobbes’s Leviathan was

published about 1650 or 1651. Spinosa who published after Hobbes was

rather an Atheist than a Materialist, a character to which though

Hobbes’s opinions might lead, he does not assume. In 1678 Blount sent

forward to the public his “_Anima Mundi_”, or an historical narration of

the “opinions of the antients concerning man’s soul after this life

according to unenlightened nature,” which met with much opposition and

some persecution; as was likely, for it is by no means destitute of

merit.

In 1702 appeared a book entitled “second thoughts concerning the

human soul, demonstrating the notion of a human soul as believed to

be a spiritual and immortal substance united to a human, to be an

invention of the heathens and not consonant to the principles of

philosophy, reason, or religion by E. P. or Estibius Philalethes.” The

year following a supplement was published entitled “Farther Thoughts,

&c.” The author, Dr. Coward, preoccupies a path subsequently taken by

Dr. Law and Dr. Priestley, and endeavours to shew at length that the

notion of an immaterial, immortal soul, is not countenanced by the

texts of scripture usually adduced in favour of that opinion. These

texts he criticises individually with a reference to the original words

used. The author appears in the character of a sincere Christian. A

second edition of this book was published 1704. In 1706 Mr. Dodwell

before mentioned, a learned and laborious but weak man, and bigotted

to the hierarchy, published his “Epistolary discourse proving from the

scriptures and the first fathers that the soul is a principle naturally

mortal, but immortalized actually by the pleasure of God, to punishment

or reward; by its union with the divine baptismal spirit. Wherein is

proved that none have the power of giving this divine immortalizing

spirit since the apostles, but only the bishops.” This gave rise to

the controversy between Clarke and Collins on the immortality of the

soul. Dodwell’s book was attacked by Chishull, Norris and Clarke. He

replied in three several publications, 1st. “A preliminary defence

of the epistolary discourse concerning the distinction between soul

and spirit, 1707. 2nd. The scripture account of the eternal rewards

or punishments of all that hear of the gospel, without an immortality

necessarily resulting from the nature of souls themselves that are

concerned in those rewards and punishments, 1703. 3d. The natural

mortality of human souls clearly demonstrated from the holy scriptures

and the concurrent testimonies of the primitive writers.” 1708.

About this time Toland in his letters to Serena, (1704) gives an “Essay

on the history of the soul’s immortality among the Heathens,” deducing

that doctrine from popular traditions supported by poetical fictions,

and at length adopted and defended among the philosophers. Concluding

from hence, (preface) that divine authority was the surest anchor of

our hope and the best if not the only demonstration of the soul’s

immortality; an indirect denial of the whole doctrine as coming from

Toland, who was certainly no friend to christianity and no believer in

the divine authority of the scriptures.

In the same year (1704) but somewhat previous to Toland, Dr. Coward had

published his “Grand Essay, or a vindication of reason and religion

against impostures of philosophy; proving according to those ideas and

conceptions of things human understanding is capable of forming itself.

1st. That the existence of an immaterial substance is a philosophic

imposture and impossible to be conceived. 2ndly That all matter has

originally created in it, a principle of internal or self motion.

3rdly That matter and motion must be the foundation of thought in men

and brutes.” Dodwell and Toland had learning enough and so had Blount

to throw some light on the history of this question, and the author of

second thoughts has many observations well adapted to the question he

discusses, but very little is to be gained from a perusal of Coward’s

book.

Dr. Hartley’s great work, (great, not from the bulk, but the importance

of it) was first published in 1749. The direct and manifest tendency of

the whole of his first volume is to destroy the common hypothesis of

an immaterial soul: and this he does with a mass of fact and a force

of reasoning irresistible. He shews clearly how all the faculties

ascribed to the soul, thought, reflection, judgement, memory, and

all the passions selfish and benevolent, may be resolved into one

simple undeniable law of animal organization, without the necessity

of any hypothesis such as that of a separate soul. Yet he does not

appear distinctly to have seen the full weight and tendency of his own

reasoning, and he adopts a theory on the subject, loaded with more

difficulties and absurdities, than even the common hypothesis.

In 1757 was published a philosophical and scriptural inquiry into

the nature and constitution “of mankind considered only as rational

beings, wherein the antient opinion asserting the human soul to be an

immaterial, immortal and thinking substance is found to be quite false

and erroneous, and the true nature state and manner of existence of the

power of thinking in mankind is evidently demonstrated by reason and

the sacred scriptures.” Author J. R. M. I. Who this author really was

I know not. But from the perusal of his book it is probable that he

was a physician, and had been travelling. The above work he terms the

philosophic or first part, and refers to a longer work of his own in

manuscript which it seems he could not procure to be published. There

is very little new in the book so far as I could judge.

I do not recollect any other treatise relating to the subject that

excited public attention in England. In France and Holland La Mettrie

began the controversy by his Histoire naturelle de L’Ame, published at

the Hague in 1745 as a translation from the English of Mr. Charp;[66]

it is a book containing many forcible remarks, and did credit to the

side of the question which La Mettrie had adopted. Soon after this La

Mettrie published L’Homme machine which was burnt in Holland in 1748.

This was an honour not due to the formidable character of the work

itself, which though it contains some of the common arguments drawn

from the physiology and pathology of the human system, is by no means

of first rate merit. He whimsically attributes the fierceness of the

English, to their eating their meat more raw than other nations. This

book was translated and published in London in 1750.

[66] This is probably one of the innumerable instances of the

carelessness of French authors in quoting English names. La Mettrie

most likely meant to ascribe this to Mr. Sharp the Surgeon, with whose

reputation he must have been acquainted. I remember Arthur Young

Esq. in one of his annals of agriculture complains that a paper of

his translated into French was given to Artor Jionge ecuier. Some

years ago Mr. Charles Taylor of Manchester (lately secretary to the

society of Arts in London) was requested by Lord Hawkesbury to make

some experiments to ascertain the value of East India Indigo when

compared with the Spanish. Mr. Taylor did ascertain that the former

yielded more colour for the same money at the current prices than the

latter by above one fourth. In a paper I believe by M. D’Ijonval these

experiments are quoted in a note as made by Le Chevalier Charles Tadkos

celebre manufacturier de Manchester.

From Mr. Hallet’s discoveries the last volume of which was published

in 1736 Dr. Priestley has extracted for himself and quoted what he

deemed necessary on this question. I do not notice as part of the

history of the question Materialism in England, the foreign atheistical

publications, such as _Le Systeme de la nature_ attributed to Mirabeau

the father, _Le vrai sens du Systeme de l’univers_ a posthumous work

ascribed to Helvetius, _Le Bon Sens_ by Meslier, and others whose

titles do not now occur to me, because until within these few years,

they were hardly known in England, and excited no discussion of

the subject there, previous to the work of Dr. Priestley now under

consideration.

The Doctor himself says in his preface to the disquisitions on matter

and spirit, first published in 1777, that though he had entertained

occasional doubts on the intimate union of two substances, so entirely

heterogeneous as the Soul and the Body, the objections to the common

hypothesis, did not impressively occur to him, until the publication

of his treatise against the Scotch Doctors, which was in 1774. Those

doubts indeed could hardly avoid occurring to any person who had

carefully perused Hartley’s Essay on Man, first published in 1749, and

Dr. Law’s appendix before mentioned in 1755.

Dr. Hartley has shewn with a weight of fact and argument amounting

to demonstration, that all the phenomena of mind, may be accounted

for from the known properties and laws of animal organization;

and notwithstanding, that for some reason or other he has so far

accommodated his work to vulgar prejudice, as to adopt the theory of

a separate Soul, though in a very objectionable form, it is evidently

a clog upon his system, and unnecessary to any part of his reasoning.

Substitute PERCEPTION, and his theory is compleat. Nor indeed is it

possible to reject this. Constant concomitance is the sole foundation

on which we build out; inference of necessary connection: we have _no_

evidence of the latter, but the former. Perception manifestly arises

from, and accompanies animal organization; the facts are of perpetual

occurrence, and the proof from induction is compleat.

Hartley having laid a sufficient foundation to conclude (as Dr.

Priestley has done) that the natural appearances of the human system

might be fully explained by means of Perception and Association,

without the redundant introduction of the common hypothesis, Dr. Law

a few years afterward compleatly proved to the christian world that

though Life and Immortality were brought to light by the christian

dispensation, the common theory of a separate immaterial and immortal

soul, was not necessary to, or countenanced by the christian doctrine.

Dr. Law seems by his preface, to have been fearful of the consequences

of expressing the whole of his opinion on this abstruse subject, and

confines himself in his appendix to the examination of the passages

of Scripture usually referred to in favour of the Soul’s immortality.

This appendix I believe was first added to the _third_ edition of his

Considerations on the Theory of Religion, published in 1755.

Against Dr. Priestley, any ground of popular obloquy would be eagerly

laid hold of by the Bigots of the day. The doubts expressed in the

examination of Drs. Reid, Oswald, and Beattie, excited so much obloquy,

as to render it necessary for Dr. Priestley to review his opinions, and

renounce or defend them. The result was, the disquisition on matter and

spirit, the first volume containing a discussion of the question of

materialism, the second that of liberty and necessity.

In discussing the former hypothesis, Dr. Priestley denies not only the

existence of spirit as having no relation to extension or space, but

also the common definition of matter, as a substance possessing only

the inert properties of extension, and solidity or impenetrability. The

latter he defines in conformity with the more accurate observations of

later physics, a substance possessing the property of extension and

the active powers of attraction and repulsion. With Boscovich and Mr.

Michell, he admits of the penetrability of matter, and replies to the

objections that may be drawn from this view of the subject.

It must be acknowledged that highly curious as this preliminary

disquisition is, it is not only unnecessary to the main argument, but

leaves the definition of matter open to the question whether there be

any substratum or subject in which the essential properties or powers

of attracting and repelling inhere. That these powers really belong to

matter, whatever else matter may be, is evident from the reflection

of light, previous to contact with the reflecting substance and its

inflection afterward from the electric spark, visible along a suspended

chain, from the phenomena of the metallic pyrometers, from the rain

drop on a cabbage leaf, &c. And that matter is permeable, at least to

light, is sufficiently evident from every case of tranparency. Still

however it cannot consist of properties alone; a property must be the

property of something. But the proper and direct train of argument in

favour of materialism is, that every phenomenon from which the notion

of a soul is deduced, is resolveable into some affection of the brain,

perceived. That all thought, reflection, choice, judgment, memory, the

passions and affections, &c. consist only of ideas or sensations,(i.

e. motions within that organ) perceived at the time. Though, judgment,

memory, being words, denoting different kinds of internal perceptions,

relating only to, and consisting of, ideas and sensations.[67] That

sensations and ideas themselves, arise only in consequence of the

impressions of external objects on our senses, which impressions are

liable to be recalled afterward by the recurrence of others with

which they were originally associated, agreeably to the necessary and

inevitable law of the animal system. That this is evident in as much as

there can be no ideas peculiar to any of the senses where there is a

want of the necessary bodily organ, as of hearing, sight, &c. inasmuch

as all these ideas commence with the body, grow with its growth,

and decrease with its decline. That they can be suspended, altered,

destroyed, by artificial means, by accident, by disease. That all these

properties of mind, viz. thought, judgment, memory, passions, and

affections, are as evident in brutes as in men; and though the degree

be different, it is always accompanied with a proportionate difference

of organization. That perception is clearly the result of organization,

being always found with it, and never without it: as clearly so in

other animals as in the human species; and probably in vegetables

though in a still lower degree.[68] That as all the common phenomena of

mind, can be accounted for from the known facts of organized matter

without the souls, and as none of them can possibly be attributed

to the soul without the body, there is no necessity to recur to any

gratuitous theory in addition to the visible corporeal frame. That the

doctrine of the soul originated in ignorance, and has been supported

by imposture; that it involves gross contradictions and insuperable

difficulties, and is no more countenanced by true religion than by true

philosophy.

[67] A _Sensation_ is an impression made by some external object on the

Senses; the motion thus excited is propagated along the appropriate

nerve, until it reaches the Sensory in the Brain, and it is there and

there only, felt or _perceived_.

An _Idea_, is a motion in the Brain, excited there either by the laws

of association to which that organ is subject, or by some accidental

state of the system in general, or that organ in particular, without

the intervention of an impression on the Senses ab extra as the cause

of it. Such a motion being similar to a sensation formerly excited, and

being also felt or perceived is the correspondent _Idea_.

[68] Dr. Percival, Dr. Bell in the Manchester Transactions, and Dr.

Watson in the last volume of his essays, have made this opinion highly

probable. Many additional observations are to be found in Dr. Darwin’s

works. I consider it as a theory established.

All this has been shewn with great force of argument and ingenuity

by Dr. Priestley in these disquisitions, to which it may safely be

affirmed nothing like a satisfactory answer has yet been given, or is

ever likely to be given. True metaphysics, like every other branch of

philosophy can only be founded on an accurate observation of facts,

and as these become gradually substituted for mere names, our real

knowledge will improve. It is to physiology perhaps that the question

of the materiality of the human soul, and even that of liberty and

necessity will owe the compleatest elucidation. Until medical writers

brought into view the _facts_ relating to animal life, the metaphysical

disquisitions on these subjects were involved in an endless confusion

of words without precise meaning, and almost always including in their

definition a _petitio principii_. Indeed we are not yet fully apprized

either in Law, Physic or Divinity any more than in Metaphysics, that

the _species intelligibiles_ of the old schoolmen, and the whole class

of abstract ideas of the new schoolmen with Locke at their head,

are not things, but names. They are not even either sensations or

ideas; they are words, convenient indeed for classification, and used

artificially like the signs of Algebra, but they have no archetype.

This is a subject which will probably be better understood ere long by

the labours of Mr. Horne Tooke.

Dr. Priestley therefore considered the question of a future state,

as now rested on the basis which to a christian is or ought to be

perfectly satisfactory; on the promises and declarations of our

Saviour, exemplified by his own resurrection from the dead. Indeed the

circumstances of the whole question of futurity depending on the truth

of the christian scriptures and on them alone, is calculated to give

them a peculiar and inestimable value in the eyes of those who look

forward with anxious hope[69] to a continued and more perfect state of

existence after death. Nor is it of any consequence to the christian,

that the manner how this will be effected is not plainly revealed;

for it is sufficient that the Being who first gave animation to the

human frame, will at his own time and in his own manner for the wisest

and best of purposes, again exert the same act of almighty power in

favour of the human race, and in fulfillment of his promise through

Jesus Christ. Such at least was the view of the subject habitually

entertained by our author.

[69] There are some persons who do not seem to entertain this anxious

hope. Mr. Gray the poet seems an instance, from the following passage

in his ode Barbaras Ædes aditure mecum (Letters V. 2 p. 44) though I do

not recollect that the sentiment has been noticed before.

Oh ego felix, vice si (nec unquam

Surgerem rursus) simili cadentem

Parca me lenis sineret quieto

Fallere Letho.

Multa flagranti radiisque cincto

Integris, ah quam nihil inviderem,

Cum Dei ardentes medius quadrigas

Sentit Olympus!

I wonder whether Gray ever perused the following lines written by his

friend and Biographer the Revd: Mr. Mason.

‘Is this the _Bigot’s_ rant? Away ye vain!’

Your hopes your fears, in doubt, in dulness steep!

Go sooth your souls in sickness, grief, or pain,

With the sad solace of, _eternal sleep_.

Yet know ye Sceptics, know, the Almighty mind

Who breath’d on man a portion of his fire,

Bad his free soul by earth nor time confin’d

To heav’n, to immortality aspire.

Nor shall the pile of hope his mercy rear’d,

By vain philosophy be e’er destroy’d;

Eternity! by all or wish’d or fear’d,

Shall be by all, or suffer’d or enjoy’d.

_Mason._

It is still more singular that Dr. Beattie with all his professions of

christianity, should not have been aware of the atheistical complexion

of the following passage in his “Hermit.”

Nor yet for the ravage of winter I mourn,

Kind nature the embryo blossom shall save;

But when shall spring visit the mouldering urn!

Oh, when shall it dawn on the night of the grave!

Indeed, the natural evidences of a future state were never conceived

by any reasonable defender of the doctrine, to be of themselves

satisfactory and conclusive.[70] They were never deemed of more value

than to produce a _probable expectation_ of a state of future rewards

and punishments, and they are certainly contradicted by the known facts

relating to the origin, the growth, and decline of the human faculties.

Bishop Porteus has collected these arguments, and stated them with

as much force as his moderate abilities would permit; but by far the

best summary of what has been urged on this as well as on almost every

important question of morals and metaphysics, will be found in Mr.

Belsham’s Elements of the Philosophy of Mind. An excellent compendium,

by a gentleman, to whom next to Mr. Lindsey, Dr. Priestley appears to

have been more attached than to any other.

[70] Dr. Priestley in his observations on the increase of infidelity

published at Northumberland, has a passage which would seem to intimate

that a future state might be clearly made out by the light of nature

(p. 59, 60) but this is certainly inadvertency, and by no means

conformable to his constant, deliberate, sentiments on that subject as

expressed particularly in his Institutes.

The SECOND part of the Disquisitions on Matter and Spirit, contains a

discussion of the long contested and confused question of Liberty and

Necessity.

Dr. Priestley is right in his opinion that this question was not

understood by the ancients, nor perhaps before the time of Hobbes: Long

ago it appeared to me, that the only writer among the schoolmen who

had touched upon it, was Bradwardine in his Book De causà Dei, which

I regret that I have no opportunity of consulting here. Many of his

observations are extracted by Toplady in his treatise on Liberty and

Necessity, and in his life of Zanchius; but Toplady like Edwards, did

not completely understand the question; they connected the doctrine of

necessity with all the bigotry of Calvinism.

Hobbes in his Leviathan, and in his reply to Bramhall on liberty and

necessity in his Tripos, first truly stated the subject, and shewed

that the question was, not whether we can do what we will, but whether

the will itself, (i. e. choice, preference, inclination, desire,

aversion,) is not inevitably determined by motives not in the power or

controul of the agent.

Hartley’s book, however, shews, or rather leads to the conclusion,

that these motives are twofold, _ab extra_ and _ab intra_. The action

depending on the compound force of the motives ab extra, and the

physical state of the animal organs at the moment. For the latter is

frequently of itself an immediate cause of voluntary action.

But previous to Dr. Hartley’s great work, the question of liberty and

necessity had been discussed between Collins and Clark, and Clark

and Leibnitz.[71] Collins’s Philosophical inquiry into human liberty,

first published in 1715 was the only book on the subject worth reading

between the times of Hobbes and Hartley, and a masterly and decisive

work it is. This appears to have been translated and repeatedly

printed on the continent; Dr. Priestley, who republished it in London,

mentioning a second edition in 1756 at Paris, and a third edition when

he was there in 1774. The controversy was kept alive in Collins’s

life time by Leibnitz; but he like Dr. Edwards who afterwards wrote

in defence of the same side of the question in his treatise on Free

will, was too much given to expand his ideas, and obscure the sense

by the multiplicity of words which he used to express it. The letters

of Theodicèe contain many passages well conceived, but the book

is insupportably tedious. Hobbes could condense more argument and

information in a page, than would serve Leibnitz for a volume.

[71] I do not find that the controversy about the Soul occasioned by the

publications of Blount, Coward, Dodwell, &c. involved the question of

Liberty and Necessity, though they touch so nearly. It escaped me a few

pages back, that Dr. Coward, was also the author of “Second Thoughts

concerning the human Soul.” (Estibius Psycalethes) as well as of the

Grand Essay.

To this treatise of Collins, plainly and popularly written, no

sufficient answer was or could be given. It must have satisfied the

mind of every reader capable of understanding the question, though it

omitted to notice many objections which were afterwards taken up and

fully answered by Dr. Priestley. Collins in his preface takes pains to

have it understood that he writes in defence of _moral_ necessity only,

and not of _physical_ necessity. A distinction without a difference,

though taken by all who have succeeded him.

I do not dwell on the controversy between Jackson on the one side in

defence of human liberty, and Gordon and Trenchard in Cato’s letters,

because little was added to the sum of knowledge, on either side.

Jackson had learning and industry, but he did not understand the

question, and had no pretensions to that species of distinguishing

acuteness, so necessary to a good metaphysician.

Dr. Priestley, following the enlarged and cheering views of the

future happiness of all mankind, first connected by Hartley with this

question, shews completely that the doctrine under consideration

has nothing to do with the strict calvinistic hypothesis. That it

is sufficiently conformable to popular opinion. That it is the only

practical doctrine which in fact is, or indeed can be acted upon with

respect to the application of reasoning and argument, reward and

punishment. That the formation of character and disposition, the actual

inferences we make from, and the dependence we place upon them, rest

entirely on the truth of this opinion. That from the nature of cause

and effect, every volition must be the necessary result of previous

circumstances. That the _scientia contingentium_, the great and

insuperable difficulty of God’s pretended foreknowledge of uncertain

events, can on no other hypothesis be avoided, and that the doctrine

of necessity is perfectly consistent with the great plan of divine

benevolence, in the present state, and future destination, of the human

race.

These subjects called forth remarks by Dr. Price, Mr. Palmer, Mr.

Bryant, Dr. Kenrick, Mr. Whitehead, Dr. Horsely and others; to all of

whom, answers were given by Dr. Priestley.

The controversy with Dr. Price is a pleasing specimen of the manner

in which an important subject can be amicably discussed between two

friends, and made interesting too, by the manner as well as the matter,

without any thing of that “seasoning of controversy” which Dr. Horsely

afterward thought so necessary to keep alive the public attention, and

which he strews over his polemics with so unsparing a hand. The Bishop

had not yet however adopted that stile of arrogance by which he has

since been so disgracefully distinguished; and it is to be regretted

for the sake of his own character as a gentleman and as a writer,

that he adopted it at all. Dr. Horsely should recollect, that those

who emulate the insolence of Warburton ought at least to give proofs

of equal learning and acuteness; and that bigotry and intolerance in

defence of opinions which, though a man may profess to believe, he can

hardly profess to understand, will do no credit to his religious, his

moral, or his literary character in the present state of knowledge. But

character as a writer, may be a secondary consideration, to one who is

determined to verify the saying, that godliness is great gain.[72]

[72] Dr. Horseley’s polemic strictures on Dr. Priestley’s writings,

exhibit a singular compound of insolence and absurdity. But he is

contented, I presume, if he rises in the church, as he sinks in

reputation. Some of his opinions are truly diverting. His theory of

divine generation by the Father contemplating his own perfections,

and his grave suggestion of the three persons of the Godhead meeting

together in consultation, stand a fair chance of being noticed by some

wicked wit, who may wish to expose the infirmities of orthodoxy real or

pretended.

It has been a misfortune to this question, that it has seldom been

treated by persons who knew any thing of the organization or physiology

of the human frame; and that it has been complicated with all the

prejudice arising from the theological tenets of those who opposed the

doctrine of necessity. Every physician knows, though metaphysicians

know little about it, that the laws which govern the animal machine,

are as certain and invariable as those which guide the planetary

system, and are as little within the controul of the human being

who is subject to them. Every sensation therefore, and every idea

dependent on, or resulting from the state of the sensory, is the

necessary effect of the laws of organization by which that state was

produced. But we neither have nor can have any sensation or any idea,

but what is so dependent, or but what thus results; for we can neither

feel nor think without the brain. The words we use for the Phenomena

termed mental, are mere terms of classification and arrangement of the

sensations and ideas thus produced, and their combinations. Hence it

follows, that all these phenomena depend on the laws which regulate

the animal system, and are the necessary, inevitable result of those

laws. The obscurity which has enveloped this question, has arisen from

want of due attention to that state of mind (or rather of body) which

we call, the will; and from the power that animals seem to have over

the voluntary muscles. But every Physiologist knows that the state of

the system which calls into action the voluntary muscles, that is, a

state of want, desire or inclination, whether to act or to abstain, is

the result of previous circumstances to which the animal is exposed;

and the action of the voluntary muscles, is equally the result of

necessary laws, as those of the involuntary.

The great object of terror to the Divines in this question about

Necessity, was the consequence resulting, that God is the author of

Sin. Many and subtile were the distinctions made upon this subject

by the necessarian theologists among the schoolmen, and down to the

middle of the seventeenth century. Richard Baxter the peace-maker, in

his Christian Directory, his Catholic Theologie and some other works,

has briefly reviewed them all, and as usual distinguished upon them so

acutely, that what was not quite clear before, he has most effectually

obscured. The prevailing opinion, however, seems to have been, not that

God permitted the sinful act (for the reply was unanswerable, that God

must be considered, as willing that which he does not prevent when he

can,) but that God, in the common course of nature as pre-ordained

by him, permitted the action itself to come to pass, but not the

intention or quo animo of the actor, in which the sin consists; or as

Gale expresses it in the quaint language of the time, it is “God’s

pre-determinate concurse to the entitative act.”

Indeed, I do not see with the orthodox notions then prevalent, how it

was possible on the hypothesis of God’s foreknowing and pre-ordaining

all that comes to pass, to avoid considering God Almighty as the author

of Sin; and to feel repugnance toward a system, which makes the deity

inflict eternal punishment on a creature, whose actions he might have

controuled, and whose existence he could have prevented. Such manifest

injustice might be viewed without horror, by the brutal bigotry of

Calvin, but the tenets that drew after them such a consequence, could

not be adopted without hesitation and regret, by any, but the most

thorough going, unfeeling zealot.

_Origen’s_ doctrine of Universal Restitution, was first advanced in

England (so far as I know) by Rust, Bishop of Dromore, and Jeremy

White, who I believe had been Chaplain to Cromwell. Since that, the

labours of Stonehouse, Petitpierre, Newton, Winchester, Chauncey

and Simpson, have furnished ground enough for us to adopt it as the

doctrine of scripture as well as of common sense. By connecting

this doctrine with that of necessity, Dr. Hartley and Dr. Priestley

have been enabled to give a full and satisfactory reply to all the

objections that can be drawn from the theory of necessity, making God

the author of Sin. Indeed, unless God’s foreknowledge be denied, the

same difficulty must occur on either scheme: for he has knowingly and

voluntarily adopted a system, in which the existence of evil if not

necessary, is at least undeniable.

Granting the goodness of God, it follows according to Dr. Priestley,

that he has adopted that system which is most conducive to general, and

individual happiness upon the whole; and that the moral evil of which

for the best purposes he has permitted human creatures to be guilty,

and the physical evil, which here or hereafter will be the inevitable

consequence of that conduct, are necessary to produce the greatest sum

of good to the system at large, and to each human being individually,

considering the situation in which he has been necessarily placed

in respect to the whole system. Indeed, moral evil is of no farther

consequence than as it produces physical evil to the agent, or to

others. And as we see in the system of inanimate nature, that general

good is the result of partial and temporary evil, and that though the

one follows necessarily from general laws as the result of the other,

the good manifestly predominates, so in the moral system, we have a

right from analogy to predict, that good will be the ultimate result

of the apparent evil we observe in it: that we shall be the wiser for

knowing what is to be avoided; the better for corrected dispositions;

and that the power, and the wish to receive and communicate happiness,

will be enlarged through each successive stage of our existence, by

the experience of those that have preceded. So at least thought Dr.

Priestley.

Leibnitz states some of these ideas with great force in the following

passage, which I am tempted to transcribe entire from his _Essais de

Theodicèe; sur la Bontè de Dieu, la libertè de l’homme, et l’origine du

mal_, first published in 1710. (Prem. partie Sec. 7, 8, 9.)[73]

[73] _Dieu_ est _la premiere Raison des choses_: car celles qui

sont bornèes, comme tout ce que nous voyons et experimentons,

sont contingentes, & n’ont rien en elles qui rende leur existence

necessaire; ètant manifeste que le tems, l’espace & la matière

unies & uniformes en elles-mèmes, & indifferentes à tout, pouvoient

recevoir de tout autres mouvemens & figures, & dans un autre ordre.

Il faut donc chercher _la raison de l’existence du monde_, qui est

l’assemblage entier des choses _contingentes_; & il faut la chercher

dans _la substance qui porte la raison de son existence avec elle_, &

laquelle par consequent est _necessaire_ & éternelle. Il faut aussi

que cette cause soit _intelligente_; car ce Monde qui existe étant

contingent, & une infinitè d’autres Mondes étant également possibles

& également prétendans à l’existence, pour ainsi dire, aussi bien que

lui, il faut que la cause du monde ait eu égard ou relation à tous ces

Mondes possibles pour en déterminer un. Et cet égard on rapport d’une

substance existante à de simples possibilités, ne peut etre autre

chose que _l’entendement_ qui en a les idées; & en déterminer une, ne

peut etre autre chose que l’acte de _la volonté_ qui choisit. Et c’est

_la puissance_ de cette substance qui en rend la volonté efficace.

La puissance va à l’_etre_, la sagesse ou l’entendement _au vrai_, &

la volonté _au bien_. Et cette cause intelligente doit etre infinie

de toutes les manieres, & absolument parfaite _en puissance_, en

_sagesse_ & en _bonté_, puisqu’elle va à tout ce qui est possible. Et

comme tout est lié, il n’y a pas lieu d’en admettre plus d’_une_. Son

entendement est la source des _essences_, & sa volonté est l’origine

des _existances_. Voilà en peu de mots la preuve d’un Dieu unique avec

ses perfections, & par lui l’origine des choses.

8. Or cette suprême sagesse jointe à une bonté qui n’est pas moins

infinie qu’elle, n’a pu manquer de choisir le meilleur. Car comme un

moindre mal est une espece de bien; de même un moindre bien est une

espece de mal, s’il fait obstacle à un bien plus grand: & il y auroit

quelque chose à corriger dans les actions de Dieu, s’il y avoit moyen

de mieux faire. Et comme dans les Mathématiques, quand il n’y a point

de _maximum_ ni de _minimum_, rien enfin de distingué, tout se fait

également; ou quand cela ne se peut, il ne se fait rien du tout; on

peut dire de même en matière de parfaite sagesse, qui n’est pas moins

reglée que les Mathématiques, que s’il n’y avoit pas le meilleur

(_optimum_) parmi tous les Mondes possibles, Dieu n’en auroit produit

aucun. J’appelle _Monde_ toute la suite & toute la collection de toutes

les choses existantes, afin qu’on ne dire point que plusieurs Mondes

pouvoient exister en differens temps & differens lieux. Car il faudroit

les compter tous ensemble pour un Monde, ou si vous voulez pour un

_Univers_. Et quand on rempliroit tous les tems & tous les lieux; il

demeure toujours vrai qu’on les auroit pu remplir d’une infinité de

manières, & qu’il y a une infinité de Mondes possibles, dont il faut

que Dieu ait choisi le meilleur; puisqu’il ne fait rien sans agir

suivant la suprême Raison.

9. Quelque adversaire ne pouvant répondre à cet argument, répondra

peut-être à la conclusion par un argument contraire, en disant que le

Monde auroit pu être sans le péché & sans les souffrances: mais je nie

qu’alors il auroit été _meilleur_. Car il faut savoir que tout est

_lié_ dans chacun des mondes possibles: l’Univers, quel qu’il puisse

être, est tout d’une pièce, comme un Océan; le moindre mouvement y

étend son effet à quelque distance que ce soit, quoique cet effet

devienne moins sensible à proportion de la distance, de sorte que

Dieu y a tout réglé par avance une fois pour toutes, ayant prévu les

prières, les bonnes & les mauvaises actions, & tout le reste; & chaque

chose a contribué _idéalement_ avant son existence a la resolution qui

a été prise sur l’existence de toutes les choses. De sorte que rien ne

peut être changé dans l’Univers (non plus que dans un nombre) sauf son

essence, ou si vous voulez, sauf son _individualité numérique_. Ainsi,

si le moindre mal qui arrive dans le Monde y manquoit, ce ne seroit

plus ce Monde; qui tout compteé, tout rabattu, a été trouvé le meilleur

par le Créateur qui l’a choisi.

According to this opinion of Leibnitz, the operative motive in the

choice of the present system being the attribute of Benevolence in the

Almighty, the existence of all that we term _evil_, is with respect

to him, and his preordination of it, _good_; for the whole intention

and motive of its permission is founded in perfect goodness guided

by perfect wisdom. With respect to the finite beings, by whom evil is

permitted to take place, there can be no doubt on this scheme, but the

balance of existence will be happiness even to them, whenever by proper

discipline they are fitted to enjoy it. Perhaps it may be doubted

without infringing on the reverence due to the supreme disposer of all

events, whether it would be consistent with his justice, knowingly and

voluntarily to bring into existence, a sentient being, destined to be

permanently miserable.

The question of Materialism, has been discussed since the disquisition

of Dr. Priestley, by Mr. Cooper, who adopts the same side. Dr. Ferriar

of Manchester, has rendered it dubious how far the sentient principle

ought to be confined to the brain, though the facts he adduces, apply

with equal force against the common hypothesis of a separate soul,

acting by means of the body. The doctrine of Necessity has been opposed

by Dr. Gregory of Edinburgh, but with a weakness of argument, and a

petulance of language, that places his work in the lowest rank among

the writers who have adopted the same side of the question. It hardly

deserved the notice of so good an advocate as Dr. Crombie, who has been

the latest author on the subject.

Indeed, the question must now be considered as settled; for those who

can resist Collins’s philosophical enquiry, the section of Dr. Hartley

on the Mechanism of the mind, and the review of the subject taken by

Dr. Priestley and his opponents, are not to be reasoned with. _Interest

reipublicæ ut denique sit finis litium_, is a maxim of technical law.

It will apply equally to the republic of letters; and the time seems

to have arrived, when the separate existence of the human soul, the

freedom of the will, and the eternal duration of future punishment,

like the doctrines of the Trinity, and Transubstantiation, may be

regarded as no longer entitled to public discussion.

It is for this reason that I have paid no attention to the hypothesis

of the Scotch Doctors, Reid, Beattie and Oswald, and have given no

detailed account of Dr. Priestley’s examination of their writings.

Indeed the perfect oblivion into which these writers have fallen, and

the utter insufficiency of such young gentlemen and lady’s philosophy

as they have adopted, has secured them from further animadversion.

The facility with which ignorance can refer all difficulties relating

to the phenomena of mind, to instinctive principles and common sense,

might answer the purpose of popular declamation for a while, but it

could not last; and these writers have fallen into merited obscurity,

notwithstanding the national prejudice in favour of each other, so

prevalent among the Literati of North Britain.

Some passages in Dr. Reid, however ought to exempt him from the

contempt which is due to the common system advanced by him and his

coadjutors: and his last book on the Active powers of man, is a work

of undeniable merit on a very important subject, which has not yet

been discussed with half the labour it so eminently deserves. The

Synthesis and Analysis of our ideas, the history and process of their

formation, and the detail of facts attending and connected with their

rise and progress, is comparatively a new subject. Des Cartes, Buffier

and Condillac among the French, Locke, Berkeley and Hartley among the

English, and Hume, Reid, and Adam Smith among the Scotch, are almost

the only authors worth notice who have treated it expressly, and most

of them only partially.[74] Something may be found to the purpose in

Hobbes, and in the first part of Dr. Priestley’s examination of Reid,

Oswald and Beattie, and more in the first volume of Zoonomia, § 14 and

15.[75] The common sense of Dr. Reid and Co. seems to have been employed

as the _clavis universalis on_ this subject by Buffier, in his “First

Truths.” Hutcheson’s theory of the Moral Sense hardly merits notice,

nor does that of Dr. Price promise to add much to the stock of real

knowledge. We have had enough (_sat superque_) of occult principles,

innate principles, and instinctive principles, which illustrate

nothing, but the ignorance of those who employ them.

[74] Dr. Dugal Stewart in Scotland, and the Revd. Mr. Belsham in

England, have published Elements of the Philosophy of the mind, the

first inclining to the Scotch School of Metaphysics, the latter to the

System of Hartley; both of them of merit in their way, particularly (as

I think that of Mr. Belsham).

[75] I cannot help thinking Dr. Darwin’s obligations to Dr. Hartley

and Dr. Brown ought to have dictated more acknowledgement than he has

condescended to make.

For my own part, I am persuaded that no Theory of the mind can be

satisfactory, which is not founded on the history of the Body. I

know of no legitimate passport to Metaphysics but Physiology. Hence

I cannot estimate highly the writings of the Scotch Metaphysicians.

There is one other feature also common to this School, which satisfies

me of their incompetence to this subject; their slight notice, and

ambiguous approbation of a man so superior as Dr. Hartley, and their

utter ignorance or neglect of the theory he has advanced. On every

subject relating to the phenomena of mind, Dr. Hartley’s book must be

adopted as the ground work of the reasoning, or his principles must be

previously and distinctly confuted.[76]

[76] Dr. Reid in his last work has given a critique on Dr. Hartley’s

theory without understanding it, or even touching on the important

points. That theory in substance is this: an external object (a peach

for instance) makes an impression at once, on our organs of feeling,

of sight, and of taste. The impression thus made on the extreme end

of the appropriate nerve, is propagated by some species of motion

along the course of nerve up to the brain, and there, and there only,

perceived; for if the nerve be cut, or tied, or palsied, in any part of

its course, the impression is not perceived. Motions in the brain thus

produced, and perceived, are _sensations_: similar motions arising, or

produced without the impression of an external object, are _ideas_.

These impressions being in the instance given, simultaneous or nearly

so, are associated, so that the sensation produced by the sight of a

peach, will give rise to motions in the brain similar to those produced

at first by the taste and the touch of it: i. e. it will suggest the

_ideas_ of taste and touch, and excite the inclination to reach and to

eat the object of them. Hence sensations, ideas, and muscular motions

are associated together and mutually suggest and give rise to each

other. What species of motion it is, with which the nervous system is

affected in this process, or whether Sir Isaac Newton’s Æther, or its

modern substitute the electric fluid, has any thing to do with it or

not, is no essential part of the theory, and may be adopted or rejected

without prejudice to the main system. Some kind of motion there

manifestly is; I think it _demonstrable_ that it is vibratory; but of

whatever kind it be, its existence in the brain is unquestionable;

and the association and catenation of individual motions in the brain

according to certain laws, is equally so. This is matter of fact,

and it was Dr. Reid’s business if he could, to shew that neither the

motions, the perceptions, or the associations took place in that organ.

The general law is expressed by Hartley Prop. 20. Cor. 7.

The Metaphysics of the present day require also, a more accurate

attention to the Theory of Grammar than has hitherto been paid by

writers on the subject. Perhaps I do not assert too much in saying

that we have had no grammarians worth notice, none who have thrown

light on the principles of Grammar, but Locke and Horne Tooke. What

dreadful confusion has arisen from treating words denoting what are

called abstract ideas, as if they were the exponents of real individual

existence? Whereas they are merely signs of artificial classification

without any individual archetype. For instance in relation to the

present subject, what volumes of laboured and learned trifling have

been written on the _Will_, the _Judgment_, the _Understanding_ and

the other faculties as they are called, of the soul! Yet nothing is

more certain than that the will, the judgment, the understanding,

&c. have no existence: they are words only, the counters employed in

reasoning, convenient signs of arrangement, like the _plus_ the _minus_

and the _unknown quantity_ in Algebra, but no more. The time however is

approaching, when Metaphysics will take rank among the Sciences that

lay claim, if not to absolute demonstration, yet to an approximation to

certainty sufficient for all the purposes of ethical reasoning, and all

the practical duties of human life.

_ERRATA._

PAGE, LINE.

23 10 from the top, For deliverery, read delivery.

84 14 -- -- ” Actes, ” Artes

” ” -- -- ” _pecsinit_, ” _nec sinit_.

90 bottom line, ” No. 6, ” No. 4.

160 2 -- -- ” Bur, ” But.

172 3 -- -- ” Biancount, ” Liancourt.

188 1 -- -- ” determing, ” determining.

” 8 -- -- ” he ” her.

214 1 -- -- For wall, read well.

218 3 from the bottom ” immorality, ” immortality.

229 2 -- -- ” 1679, ” 1767.

269 3 -- -- ” fort, ” forte.

304 8 from the bottom after, the Author, ” Dr. Coward.

” 1 from the top, ” predomininates, ” predominates.

333 7 from the top of the note for disc, ” dire.

357 12 from the top For is, ” it.

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