4 ideas
20643 | Consilience is a common groundwork of explanation [Whewell] |
22745 | Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus] |
5470 | The idea of laws of nature arose in the Middle Ages [Hall,AR, by Ellis] |
5883 | Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero] |