CONTENTS. 



xvii 



it a Real Science, the Real Exiftence of the Material World mud be proved — The 

 fame is true of Arithmetic Page 43(5 



CHAP. IX, 



The Non Exiftence of the Material World no Difcovery of our Scots Philofopher — 

 But, that we have no Idea of Caufe and Effect, a Difcovery claimed by him — But 

 this no Difcovery of his in the Senfe in which he feems to underftand it — Iti the 

 Senfe to v/hich his followers have extended it, it is a Difcovery, but a falfe one — 

 That we have the Idea of Caufe and EfFecl, in Matters of Science, proved by the 

 Authority of Ariftotle — and by the Reafon of the thing — Definition of Caufe — The 

 ^^w^ra/ comprehends i[\c particulars xxnAQV it, which therefore depend for their Ex- 

 iftence upon the general — Difference betwixt Demonftrative and Inductive Reafon- 

 ing — Nature of Cafuality in Matters of Science — Very difi'erent from Cafuality ia- 

 Fa6ts of Natural or Civil Hiftpry — Truth, Divine as well as Eternal P* 453 



C HAP. X. 



All the Antient Philofophers believed in the Exiftence ofldeas^ — Differed only as to the 

 Manner of their Exiftence — That Ideas and Senfations are the fame, a Difcovery of 

 Modern Times — Plato's Opinion concerning Ideas — This truly his Opinion, not falfe* 

 ly imputed to him by Ariftotle — Ariftotle's Opinion concerning Ideas — Thefe, ac- 

 cording to his Philofphy, are of three Kinds— That there are Ideas exifting in our 

 Minds, is a Matter of Fa£l, to be proved by Indudion — Examples Irom the Works 

 of Art — Ideas formed, in the like Manner, from the Works of Nature — Uf thefe 

 ideas, all the different Kinds mentioned by l^orphyry — That we have the Faculty, by 

 which Ideas are formed, viz. Inte/le&f and are thereby diftinguifhed from the Brutes 

 ■ — Reafon for arguing in this manner from Art to Nature — Diftm£lion of Ideas into 

 Corruptible and Incorruptible — Ariftotle reconciled with himfelf as to fuch Ideas-— 

 In what Senfe Ideas may be faid to have a Being diftindt from Particulars — This 

 .Diftin£lion, explained and fhov/n to be made by every Body p. 462 



G H A P. XL 



The Foundation of all Syllogifm, and, confequently, of all Reafoning, Is, that one 

 Idea contains another as a part of it — This illuftrated by Exaa.pies, and fliown to ap* 

 ply to all Kinds of Syllogifm — In what Senfe one Idea can be faid to contain ano- 



c ther 



