12 ideas
| 8368 | A correct definition is what can be substituted without loss of meaning [Ducasse] |
| 13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
| 8090 | Since the language of thought is the same for all, it must be something like logical form [Fodor, by Devlin] |
| 11143 | If concept-learning is hypothesis-testing, that needs innate concepts to get started [Fodor, by Margolis/Laurence] |
| 8367 | Causation is defined in terms of a single sequence, and constant conjunction is no part of it [Ducasse] |
| 8372 | We see what is in common between causes to assign names to them, not to perceive them [Ducasse] |
| 8369 | Causes are either sufficient, or necessary, or necessitated, or contingent upon [Ducasse] |
| 8373 | When a brick and a canary-song hit a window, we ignore the canary if we are interested in the breakage [Ducasse] |
| 8370 | A cause is a change which occurs close to the effect and just before it [Ducasse] |
| 8371 | Recurrence is only relevant to the meaning of law, not to the meaning of cause [Ducasse] |
| 8374 | We are interested in generalising about causes and effects purely for practical purposes [Ducasse] |
| 13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |