i64 ANTIENT METAPHYSICS. Book IL 



CHAP. XII. 



The ^isfiion concerning the Parts of the Mind confidered — The Word 

 Part uj'ed iiijeveral Senjes — Whether there be in Man diJlhiEl men- 

 tal Subftances, or only dijferent ^alities of the fame Mind — The ve- 

 getative Mind a diflind Suhjlancc from the Animal or Intellectual — 

 The Animal dijlin^l aljofrom the Intelledual — All the three form to- 

 gether a "juonderful Trinity. 



BOTH Plato and Ariftotle fpeak much of the parts of the 

 mind ; and Ariftotle has employed a whole cttapter *, to fhow 

 that Plato has not made a full and compleat divifun of thele parts \ 

 but neither of them has told us explicitly in what fenle they uie tlic 

 word pari \ and yet I think that was necelfary, as it is a word tliat is 

 vfed in various fenfes. 



It is a relative word, and is always ufed in relation to a ivhole ; and, 

 like all relatives, ihey muft neceflarily exift together. But tiiere 

 are ivholes of difTerent kinds ; for, in xhcff/l place, there is an ex- 

 tcvdcd is'hole-, of which the parts lie contiguous, fuch as vody and 

 fpace. Secondly', There is a whole, of which the parts are fcparated or 

 dilcrete, inch as number^ which, from thence, is called quantity ^\{c txe^ 

 Thirdly^ There is a nx-hole^ of which the parts do not exift together, but 



only 



* De ^niviajVih^ 3. cap. 10. 



