12 ideas
| 3035 | Dialectic involves conversations with short questions and brief answers [Diog. Laertius] |
| 16659 | Relations do not add anything to reality, though they are real aspects of the world [Olivi] |
| 16672 | Quantity is the quantified parts of a thing, plus location and coordination [Olivi] |
| 16673 | Quantity just adds union and location to the extension of parts [Olivi] |
| 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] |
| 3061 | Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by 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] |
| 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] |
| 16663 | Things are limited by the species to certain modes of being [Olivi] |