6 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 18699 | Carnap tried to define all scientific predicates in terms of primitive relations, using type theory [Carnap, by Button] |
| 12131 | All concepts can be derived from a few basics, making possible one science of everything [Carnap, by Brody] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
| 22439 | There are only duties if there are rights, so truth is only for those with a right to it [Constant] |
| 22440 | Unconditional truth-telling makes a society impossible [Constant] |