4 ideas
12708 | The soul is not a substance but a substantial form, the first active faculty [Leibniz] |
22352 | Out of more than a hundred planets, Earth is the only one with the idea of free will [Vonnegut] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |