4 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 18033 | The meaning of a representation is its role in thought, perception or decisions [Block] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
| 18202 | The concept of a field gradually replaced the substances in explaining relations between charges [Einstein/Infeld] |