9 ideas
3067 | A philosopher should have principles ready for understanding, like a surgeon with instruments [Aurelius] |
3072 | Everything is changing, including yourself and the whole universe [Aurelius] |
3066 | Nothing is evil which is according to nature [Aurelius] |
3071 | Justice has no virtue opposed to it, but pleasure has temperance opposed to it [Aurelius] |
3069 | The art of life is more like the wrestler's than the dancer's [Aurelius] |
3065 | Humans are naturally made for co-operation [Aurelius] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
16709 | Some people return to scholastic mysterious qualities, disguising them as 'forces' [Leibniz] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |