Contents -- Sect. I. Of the different Species of Philosophy -- Sect. II. Of the Origin of Ideas -- Sect. III. Of the Association of Ideas -- Sect. IV. Sceptical Doubts concerning the Operations of the Understanding -- Sect. V. Sceptical Solution of these Doubts -- Sect. VI. Of Probability9 -- Sect. VII. Of the Idea of necessary Connexion -- Sect. VIII. Of Liberty and Necessity -- Sect. IX. Of the Reason of Animals -- Sect. X. Of Miracles -- Sect. XI. Of a particular Providence and of a future State -- Sect. XII. Of the academical or sceptical Philosophy -- Notes.