4 ideas
10180 | Mathematicians do not study objects, but relations between objects [Poincaré] |
13160 | To exist and be understood, a multitude must first be reduced to a unity [Leibniz] |
13161 | Substances are everywhere in matter, like points in a line [Leibniz] |
12709 | Motion is not absolute, but consists in relation [Leibniz] |