7 ideas
7085 | The main problem of philosophy is what can and cannot be thought and expressed [Wittgenstein, by Grayling] |
21558 | 'Predicative' norms are those which define a class [Russell] |
21559 | We need rules for deciding which norms are predicative (unless none of them are) [Russell] |
23463 | Atomic facts correspond to true elementary propositions [Wittgenstein] |
23490 | A thought is mental constituents that relate to reality as words do [Wittgenstein] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |