10 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 8210 | Deconstructing philosophy gives the history of concepts, and the repressions behind them [Derrida] |
| 8211 | The movement of 'différance' is the root of all the oppositional concepts in our language [Derrida] |
| 9406 | A class is natural when everybody can spot further members of it [Quinton] |
| 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] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |