15 ideas
| 3035 | Dialectic involves conversations with short questions and brief answers [Diog. Laertius] |
| 7544 | Many people imagine that to experience is to understand [Goethe] |
| 1816 | Sceptics say demonstration depends on self-demonstrating things, or indemonstrable things [Diog. Laertius] |
| 1819 | Scepticism has two dogmas: that nothing is definable, and every argument has an opposite argument [Diog. Laertius] |
| 3064 | When sceptics say that nothing is definable, or all arguments have an opposite, they are being dogmatic [Diog. Laertius] |
| 7541 | Man never understands how anthropomorphic he is [Goethe] |
| 3033 | Induction moves from some truths to similar ones, by contraries or consequents [Diog. Laertius] |
| 7543 | We gain self-knowledge through action, not thought - especially when doing our duty [Goethe] |
| 23221 | The brain, and all the mental events within it, consists entirely of sensitive and rational matter [Cavendish] |
| 7540 | Beauty is a manifestation of secret natural laws [Goethe] |
| 7538 | The happiest people link the beginning and end of life [Goethe] |
| 1838 | Cyrenaic pleasure is a motion, but Epicurean pleasure is a condition [Diog. Laertius] |
| 1769 | Cynics believe that when a man wishes for nothing he is like the gods [Diog. Laertius] |
| 7542 | The best form of government teaches us to govern ourselves [Goethe] |
| 7539 | To get duties from people without rights, you must pay them well [Goethe] |