5 ideas
10180 | Mathematicians do not study objects, but relations between objects [Poincaré] |
16736 | Explanation is generally to deduce it from something better known, which comes in degrees [Boyle] |
16737 | The best explanations get down to primary basics, but others go less deep [Boyle] |
22745 | Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus] |
5883 | Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero] |