10 ideas
| 7085 | The main problem of philosophy is what can and cannot be thought and expressed [Wittgenstein, by Grayling] |
| 9254 | In philosophy the truth can only be reached via the ruins of the false [Prichard] |
| 23463 | Atomic facts correspond to true elementary propositions [Wittgenstein] |
| 8793 | If observation is knowledge, it is not just an experience; it is a justification in the space of reasons [Sellars] |
| 8792 | Observations like 'this is green' presuppose truths about what is a reliable symptom of what [Sellars] |
| 8791 | The concept of 'green' involves a battery of other concepts [Sellars] |
| 23490 | A thought is mental constituents that relate to reality as words do [Wittgenstein] |
| 9256 | I see the need to pay a debt in a particular instance, and any instance will do [Prichard] |
| 9257 | The complexities of life make it almost impossible to assess morality from a universal viewpoint [Prichard] |
| 9255 | Seeing the goodness of an effect creates the duty to produce it, not the desire [Prichard] |