10 ideas
7085 | The main problem of philosophy is what can and cannot be thought and expressed [Wittgenstein, by Grayling] |
7491 | The phases of human thought are theological, then metaphysical, then positivist [Comte, by Watson] |
9406 | A class is natural when everybody can spot further members of it [Quinton] |
23463 | Atomic facts correspond to true elementary propositions [Wittgenstein] |
15730 | Extreme nominalists say all classification is arbitrary convention [Quinton] |
15728 | The naturalness of a class depends as much on the observers as on the objects [Quinton] |
9407 | Properties imply natural classes which can be picked out by everybody [Quinton] |
15729 | Uninstantiated properties must be defined using the instantiated ones [Quinton] |
8520 | An individual is a union of a group of qualities and a position [Quinton, by Campbell,K] |
23490 | A thought is mental constituents that relate to reality as words do [Wittgenstein] |