4 ideas
16252 | Metaphysics uses empty words, or just produces pseudo-statements [Carnap] |
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] |