4 ideas
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
9567 | Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |
7482 | Resurrection developed in Judaism as a response to martyrdoms, in about 160 BCE [Anon (Dan), by Watson] |