4 ideas
18844 | You would cripple mathematics if you denied Excluded Middle [Hilbert] |
16654 | Our words and concepts don't always correspond to what is out there [William of Ockham] |
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] |