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CONFERENCE CXXII. Of the Original of Forms. (Book 122)
A Form is that which gives either Being or Motion. When it gives only Motion, 'tis call'd an Assistent Form, as that which moves the Heavens: When Being, an Informant Form, styl'd also an Act, Perfection, Essence, Vertue, Beauty. For what ever is excellent in a Subject, proceeds from the Form; which determining the Indifferency of the matter (of it self imperfect) makes it to be one, that is to say, not divided in it self, and divided from every thing else. Created Forms are either spiritual or material; and both these again either substan∣tial or accidental. Spiritual accidental Forms are, Vertue, Science, and all Habits of the Soul. Substantial spiritual forms are Intelligences and Rational souls. Material accidental forms are either simple, as Heat and Whiteness; or compounded, as Beauty and Health. Under Material substantial Forms are comprehended Vegetative and sensitive Souls, which are the Forms of Plants and Brutes, and the Subject now in hand; al∣though I will not grant them to be Substances, but only Acci∣dents. All agree that there are Forms, because there are Acti∣ons; which presuppose Powers. These Powers are properties flowing from some active principle which sets them on work; which the Matter, because purely passive, cannot do; and therefore it must be the Form. But the doubt is, whether this Form be substantial or accidental; as, whether it be only a cer∣tain degree of Heat, which makes Plants and Animals be nou∣risht, grow, generate, and move, or else some Substance and Form more excellent that employs Heat as its Instrument for pro∣ducing those Actions. And this is most probable. For other∣wise, A Substance compounded of Matter and Form should, contrary to the Maxim, be made of that which is not Substance, if Forms were only accidental. They are introduc'd into a capable Subject by an Univocal Agent, which by generation communicates a soul of the same Nature with its own, which is material, and consequently divisible; yet so divisible as that it is not diminished in the traduction, no more than the Species of a Looking-glass which produces it self wholly and entirely in all bodies capable of it, or then the flame of a candle wherewith a thousand others may be lighted, without any diminution of its substance.
The second said, That Forms are primogenial Principles, no more generable than the Matter which they always accompany, and according to whose dispositions they only change appear∣ance. For 'tis not credible that Forms, the principal pieces of the world (without which it would be depriv'd of that from