14 ideas
| 3067 | A philosopher should have principles ready for understanding, like a surgeon with instruments [Aurelius] |
| 12268 | Contradiction is impossible [Antisthenes (I), by Aristotle] |
| 602 | Some fools think you cannot define anything, but only say what it is like [Antisthenes (I), by Aristotle] |
| 3072 | Everything is changing, including yourself and the whole universe [Aurelius] |
| 3066 | Nothing is evil which is according to nature [Aurelius] |
| 3071 | Justice has no virtue opposed to it, but pleasure has temperance opposed to it [Aurelius] |
| 1664 | I would rather go mad than experience pleasure [Antisthenes (I)] |
| 3069 | The art of life is more like the wrestler's than the dancer's [Aurelius] |
| 21385 | Antisthenes said virtue is teachable and permanent, is life's goal, and is like universal wealth [Antisthenes (I), by Long] |
| 21093 | Friendship without community spirit misses out on the main part of virtue [Hume] |
| 3065 | Humans are naturally made for co-operation [Aurelius] |
| 21091 | It would be absurd if even a free constitution did not impose restraints, for the public good [Hume] |
| 21092 | Nobility either share in the power of the whole, or they compose the power of the whole [Hume] |
| 2631 | Antisthenes says there is only one god, which is nature [Antisthenes (I), by Cicero] |