4 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
| 19436 | Bare or primary matter is passive; it is clothed or secondary matter which contains action [Leibniz] |
| 19673 | Galileo mathematised movement, and revealed its invariable component - acceleration [Galileo, by Meillassoux] |