5 ideas
8728 | Intuitionist mathematics deduces by introspective construction, and rejects unknown truths [Brouwer] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
22745 | Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
5883 | Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero] |