9 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 17611 | We want the essence of continuity, by showing its origin in arithmetic [Dedekind] |
| 10572 | A cut between rational numbers creates and defines an irrational number [Dedekind] |
| 17612 | Arithmetic is just the consequence of counting, which is the successor operation [Dedekind] |
| 18087 | If x changes by less and less, it must approach a limit [Dedekind] |
| 8386 | Events are picked out by descriptions, and facts by whole sentences [Crane] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
| 8387 | A cause has its effects in virtue of its properties [Crane] |
| 8384 | The regularity theory explains a causal event by other items than the two that are involved [Crane] |