5 ideas
10801 | Either reference really matters, or we don't need to replace it with substitutions [Quine] |
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] |
12719 | Clearly, force is that from which action follows, when unimpeded [Leibniz] |
12720 | Time doesn't exist, since its parts don't coexist [Leibniz] |