O N T E N T S. 



XI 



twixt IVill and Material Necejjlty in Bodies unorganized, and In Vegetables— be- 

 twixt Will^n^ In/iin6l in Brutes — What conftitutes a free Agent — Where Reafon is 

 rcoft perfe£V, there is the greatefl: Freedom — In what Senfe Will is neceflary, as well 

 T^sfrce — Necefllty oi Will eflential to its Nature — Every thing neceflary in that Senfe 

 —A Caufc for every thing, and every Caufe mufl; produce its EfFe£t— Moral NecefTity 

 even ftronger than Natural— -Dr Clarke's Opinion in this Matter — ^The Opinion of a 

 hte Writer of Eflays on the fame Subjeft p. 296 



BOOK III. 



Of the Categories, or Universal Forms. 

 C H A P. I. 



Philofophy among the Antients the Knowledge of all things in the Unlverfe — All 

 things to be known by their Caufes only — The Knowledge of all Firft Caufes belongs 

 to Metaphyfics — Three Kinds of Caufes already treated of— Formal Caufes now to 

 be confidered — The Nature and Number of them firft difcovered in the Pythagorean 

 School — publifhed firft by Arcibytas, in his Work concerning the Univerfe— then by 

 Ariftotle, under the Name oi Categories— Gxtzl Utility of this Difcovery — Reference 

 to Mr Harris's Work for the Explanation of each particular Category Page 311 



C H A P, II. 



Ncceffary to be proved that Generals exlft — That Necefilty owing to the total Ignorance 

 of Antient Philofophy — That there are Ideas exifting fomewhere, and particularly in 

 the Divine Mind — Whether they exift in the Human Mind, a Queftion of Fa^l — • 

 The Confulion of Senfe and Imagination with Intelledt, the Ground of the Error of 

 the Materialifts on this Point— No Science without Ideas—Neither Definition nor 

 Demonftration of Individuals p. 321 



CHAP. III. 



General Obfervations upon the Categories— Other Divifions of the whole of things, 

 fuch as that made by Porphyry, and alfothat made by Plato — The Nature of the Di- 



b 2 rifioE 



