11 ideas
| 8766 | In much wisdom is much grief [Anon (Ecc)] |
| 8767 | Sorrow is better than laughter [Anon (Ecc)] |
| 7494 | Laughter is mad; of mirth, what doeth it? [Anon (Ecc)] |
| 14779 | I reason in order to avoid disappointment and surprise [Peirce] |
| 14777 | That a judgement is true and that we judge it true are quite different things [Peirce] |
| 14780 | Only study logic if you think your own reasoning is deficient [Peirce] |
| 14778 | Facts are hard unmoved things, unaffected by what people may think of them [Peirce] |
| 8765 | All is vanity, saith the Preacher [Anon (Ecc)] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 8768 | Books are endless, and study is wearisome [Anon (Ecc)] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |