FIRST ARTICLE [I, Q. 47, Art. 1]

Whether the Multitude and Distinction of Things Come from God?

Objection 1: It would seem that the multitude and distinction of

things does not come from God. For one naturally always makes one.

But God is supremely one, as appears from what precedes (Q. 11, A.

4). Therefore He produces but one effect.

Obj. 2: Further, the representation is assimilated to its exemplar.

But God is the exemplar cause of His effect, as was said above (Q.

44, A. 3). Therefore, as God is one, His effect is one only, and not

diverse.

Obj. 3: Further, the means are proportional to the end. But the end

of the creation is one--viz. the divine goodness, as was shown above

(Q. 44, A. 4). Therefore the effect of God is but one.

_On the contrary,_ It is said (Gen. 1:4, 7) that God "divided the

light from the darkness," and "divided waters from waters." Therefore

the distinction and multitude of things is from God.

_I answer that,_ The distinction of things has been ascribed to many

causes. For some attributed the distinction to matter, either by

itself or with the agent. Democritus, for instance, and all the

ancient natural philosophers, who admitted no cause but matter,

attributed it to matter alone; and in their opinion the distinction

of things comes from chance according to the movement of matter.

Anaxagoras, however, attributed the distinction and multitude of

things to matter and to the agent together; and he said that the

intellect distinguishes things by extracting what is mixed up in

matter.

But this cannot stand, for two reasons. First, because, as was shown

above (Q. 44, A. 2), even matter itself was created by God. Hence we

must reduce whatever distinction comes from matter to a higher cause.

Secondly, because matter is for the sake of the form, and not the

form for the matter, and the distinction of things comes from their

proper forms. Therefore the distinction of things is not on account

of the matter; but rather, on the contrary, created matter is

formless, in order that it may be accommodated to different forms.

Others have attributed the distinction of things to secondary agents,

as did Avicenna, who said that God by understanding Himself, produced

the first intelligence; in which, forasmuch as it was not its own

being, there is necessarily composition of potentiality and act, as

will appear later (Q. 50, A. 3). And so the first intelligence,

inasmuch as it understood the first cause, produced the second

intelligence; and in so far as it understood itself as in potentiality

it produced the heavenly body, which causes movement, and inasmuch as

it understood itself as having actuality it produced the soul of the

heavens.

But this opinion cannot stand, for two reasons. First, because it

was shown above (Q. 45, A. 5) that to create belongs to God alone,

and hence what can be caused only by creation is produced by God

alone--viz. all those things which are not subject to generation and

corruption. Secondly, because, according to this opinion, the

universality of things would not proceed from the intention of the

first agent, but from the concurrence of many active causes; and such

an effect we can describe only as being produced by chance. Therefore,

the perfection of the universe, which consists of the diversity of

things, would thus be a thing of chance, which is impossible.

Hence we must say that the distinction and multitude of things come

from the intention of the first agent, who is God. For He brought

things into being in order that His goodness might be communicated to

creatures, and be represented by them; and because His goodness could

not be adequately represented by one creature alone, He produced many

and diverse creatures, that what was wanting to one in the

representation of the divine goodness might be supplied by another.

For goodness, which in God is simple and uniform, in creatures is

manifold and divided and hence the whole universe together

participates the divine goodness more perfectly, and represents it

better than any single creature whatever.

And because the divine wisdom is the cause of the distinction of

things, therefore Moses said that things are made distinct by the word

of God, which is the concept of His wisdom; and this is what we read

in Gen. 1:3, 4: "God said: Be light made . . . And He divided the

light from the darkness."

Reply Obj. 1: The natural agent acts by the form which makes

it what it is, and which is only one in one thing; and therefore its

effect is one only. But the voluntary agent, such as God is, as was

shown above (Q. 19, A. 4), acts by an intellectual form. Since,

therefore, it is not against God's unity and simplicity to understand

many things, as was shown above (Q. 15, A. 2), it follows that,

although He is one, He can make many things.

Reply Obj. 2: This reason would apply to the representation

which reflects the exemplar perfectly, and which is multiplied by

reason of matter only; hence the uncreated image, which is perfect, is

only one. But no creature represents the first exemplar perfectly,

which is the divine essence; and, therefore, it can be represented by

many things. Still, according as ideas are called exemplars, the

plurality of ideas corresponds in the divine mind to the plurality of

things.

Reply Obj. 3: In speculative things the medium of

demonstration, which demonstrates the conclusion perfectly, is one

only; whereas probable means of proof are many. Likewise when

operation is concerned, if the means be equal, so to speak, to the

end, one only is sufficient. But the creature is not such a means to

its end, which is God; and hence the multiplication of creatures is

necessary.

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Summa Theologica, Part I (Prima Pars) From the Complete American Edition · 第 316 / 722 题