5 ideas
| 20344 | Music is not an expressive art, because it expresses no familiar emotions [Hanslick, by Wollheim] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 12719 | Clearly, force is that from which action follows, when unimpeded [Leibniz] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
| 12720 | Time doesn't exist, since its parts don't coexist [Leibniz] |