6 ideas
20660 | At one level maths and nature are very similar, suggesting some deeper origin [Wolfram] |
21558 | 'Predicative' norms are those which define a class [Russell] |
21559 | We need rules for deciding which norms are predicative (unless none of them are) [Russell] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20659 | Space and its contents seem to be one stuff - so space is the only existing thing [Wolfram] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |