4 ideas
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
16079 | De re modal predicates are ambiguous [Lewis, by Rudder Baker] |
3102 | Why don't we experience or remember going to sleep at night? [Magee] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |