14 ideas
| 3035 | Dialectic involves conversations with short questions and brief answers [Diog. Laertius] |
| 15959 | If the substantial form of brass implies its stability, how can it melt and remain brass? [Alexander,P] |
| 15956 | The peripatetics treated forms and real qualities as independent of matter, and non-material [Alexander,P] |
| 6456 | Sense-data are neutral uninterpreted experiences, separated from objects and judgements [Angeles] |
| 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] |
| 3033 | Induction moves from some truths to similar ones, by contraries or consequents [Diog. Laertius] |
| 15975 | Can the qualities of a body be split into two groups, where the smaller explains the larger? [Alexander,P] |
| 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] |
| 15963 | Science has been partly motivated by the belief that the universe is run by God's laws [Alexander,P] |
| 15951 | Alchemists tried to separate out essences, which influenced later chemistry [Alexander,P] |
| 15981 | Absolute space either provides locations, or exists but lacks 'marks' for locations [Alexander,P] |