4 ideas
21547 | On Meinong's principles 'the existent round square' has to exist [Russell] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
17009 | I won't object if someone shows that gravity consistently arises from the action of matter [Newton] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |