FIFTH ARTICLE [I-II, Q. 66, Art. 5]

Whether Wisdom Is the Greatest of the Intellectual Virtues?

Objection 1: It would seem that wisdom is not the greatest of the

intellectual virtues. Because the commander is greater than the one

commanded. Now prudence seems to command wisdom, for it is stated in

_Ethic._ i, 2 that political science, which belongs to prudence

(Ethic. vi, 8), "orders that sciences should be cultivated in states,

and to which of these each individual should devote himself, and to

what extent." Since, then, wisdom is one of the sciences, it seems

that prudence is greater than wisdom.

Obj. 2: Further, it belongs to the nature of virtue to direct man to

happiness: because virtue is "the disposition of a perfect thing to

that which is best," as stated in _Phys._ vii, text. 17. Now prudence

is "right reason about things to be done," whereby man is brought to

happiness: whereas wisdom takes no notice of human acts, whereby man

attains happiness. Therefore prudence is a greater virtue than wisdom.

Obj. 3: Further, the more perfect knowledge is, the greater it seems

to be. Now we can have more perfect knowledge of human affairs, which

are the subject of science, than of Divine things, which are the

object of wisdom, which is the distinction given by Augustine (De

Trin. xii, 14): because Divine things are incomprehensible, according

to Job 26:26: "Behold God is great, exceeding our knowledge."

Therefore science is a greater virtue than wisdom.

Obj. 4: Further, knowledge of principles is more excellent than

knowledge of conclusions. But wisdom draws conclusions from

indemonstrable principles which are the object of the virtue of

understanding, even as other sciences do. Therefore understanding is

a greater virtue than wisdom.

_On the contrary,_ The Philosopher says (Ethic. vi, 7) that wisdom is

"the head" among "the intellectual virtues."

_I answer that,_ As stated above (A. 3), the greatness of a virtue,

as to its species, is taken from its object. Now the object of wisdom

surpasses the objects of all the intellectual virtues: because wisdom

considers the Supreme Cause, which is God, as stated at the beginning

of the _Metaphysics._ And since it is by the cause that we judge of

an effect, and by the higher cause that we judge of the lower

effects; hence it is that wisdom exercises judgment over all the

other intellectual virtues, directs them all, and is the architect of

them all.

Reply Obj. 1: Since prudence is about human affairs, and wisdom about

the Supreme Cause, it is impossible for prudence to be a greater

virtue than wisdom, "unless," as stated in _Ethic._ vi, 7, "man were

the greatest thing in the world." Wherefore we must say, as stated in

the same book (Ethic. vi), that prudence does not command wisdom, but

vice versa: because "the spiritual man judgeth all things; and he

himself is judged by no man" (1 Cor. 2:15). For prudence has no

business with supreme matters which are the object of wisdom: but its

command covers things directed to wisdom, viz. how men are to obtain

wisdom. Wherefore prudence, or political science, is, in this way,

the servant of wisdom; for it leads to wisdom, preparing the way for

her, as the doorkeeper for the king.

Reply Obj. 2: Prudence considers the means of acquiring happiness,

but wisdom considers the very object of happiness, viz. the Supreme

Intelligible. And if indeed the consideration of wisdom were perfect

in respect of its object, there would be perfect happiness in the act

of wisdom: but as, in this life, the act of wisdom is imperfect in

respect of its principal object, which is God, it follows that the

act of wisdom is a beginning or participation of future happiness, so

that wisdom is nearer than prudence to happiness.

Reply Obj. 3: As the Philosopher says (De Anima i, text. 1), "one

knowledge is preferable to another, either because it is about a

higher object, or because it is more certain." Hence if the objects

be equally good and sublime, that virtue will be greater which

possesses more certain knowledge. But a virtue which is less certain

about a higher and better object, is preferable to that which is more

certain about an object of inferior degree. Wherefore the Philosopher

says (De Coelo ii, text. 60) that "it is a great thing to be able to

know something about celestial beings, though it be based on weak and

probable reasoning"; and again (De Part. Animal. i, 5) that "it is

better to know a little about sublime things, than much about mean

things." Accordingly wisdom, to which knowledge about God pertains,

is beyond the reach of man, especially in this life, so as to be his

possession: for this "belongs to God alone" (Metaph. i, 2): and yet

this little knowledge about God which we can have through wisdom is

preferable to all other knowledge.

Reply Obj. 4: The truth and knowledge of indemonstrable principles

depends on the meaning of the terms: for as soon as we know what is a

whole, and what is a part, we know at once that every whole is

greater than its part. Now to know the meaning of being and

non-being, of whole and part, and of other things consequent to

being, which are the terms whereof indemonstrable principles are

constituted, is the function of wisdom: since universal being is the

proper effect of the Supreme Cause, which is God. And so wisdom makes

use of indemonstrable principles which are the object of

understanding, not only by drawing conclusions from them, as other

sciences do, but also by passing its judgment on them, and by

vindicating them against those who deny them. Hence it follows that

wisdom is a greater virtue than understanding.

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Summa Theologica, Part I-II (Pars Prima Secundae) From the Complete American Edition · 第 427 / 746 题