4 ideas
7536 | If you hope to improve the world, all you can do is improve yourself [Wittgenstein] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
12702 | Causes can be inferred from perfect knowledge of their effects [Leibniz] |