4 ideas
13166 | Essences are no use in mathematics, if all mathematical truths are necessary [Mancosu] |
19398 | Minds are best explained by their ends, and bodies by efficient causes [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] |