4 ideas
7822 | A neo-Stoic movement began in the late sixteenth century [Lipsius, by Grayling] |
9155 | An a priori proof is independent of experience [Leibniz] |
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] |