4 ideas
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
18284 | Particulars can be verified or falsified, but general statements can only be falsified (conclusively) [Popper] |
19387 | Hypotheses come from induction, which is comparison of experiences [Leibniz] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |