3 ideas
3061 | Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius] |
18202 | The concept of a field gradually replaced the substances in explaining relations between charges [Einstein/Infeld] |
13440 | Causation is the power of one property to produce another, and this gives time its direction [Esfeld] |