4 ideas
9916 | Convention, yes! Arbitrary, no! [Poincaré, by Putnam] |
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
16383 | Puzzled Pierre has two mental files about the same object [Recanati on Kripke] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |