13 ideas
3035 | Dialectic involves conversations with short questions and brief answers [Diog. Laertius] |
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] |
4581 | Virtues and vices are like secondary qualities in perception, found in observers, not objects [Hume] |
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] |
4580 | All virtues benefit either the public, or the individual who possesses them [Hume] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
4579 | The idea of a final cause is very uncertain and unphilosophical [Hume] |
20705 | That events could be uncaused is absurd; I only say intuition and demonstration don't show this [Hume] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |