5 ideas
13190 | I don't admit infinite numbers, and consider infinitesimals to be useful fictions [Leibniz] |
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
541 | Virtue comes more from habit than character [Critias] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |
542 | Fear of the gods was invented to discourage secret sin [Critias] |