15 ideas
| 3035 | Dialectic involves conversations with short questions and brief answers [Diog. Laertius] |
| 19718 | Indefeasibility does not imply infallibility [Grundmann] |
| 19717 | Can a defeater itself be defeated? [Grundmann] |
| 19716 | Simple reliabilism can't cope with defeaters of reliably produced beliefs [Grundmann] |
| 19715 | You can 'rebut' previous beliefs, 'undercut' the power of evidence, or 'reason-defeat' the truth [Grundmann] |
| 19714 | Knowledge requires that there are no facts which would defeat its justification [Grundmann] |
| 19713 | Defeasibility theory needs to exclude defeaters which are true but misleading [Grundmann] |
| 1816 | Sceptics say demonstration depends on self-demonstrating things, or indemonstrable things [Diog. Laertius] |
| 19719 | 'Moderate' foundationalism has basic justification which is defeasible [Grundmann] |
| 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] |
| 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] |
| 6005 | Animals are dangerous and nourishing, and can't form contracts of justice [Hermarchus, by Sedley] |