4 ideas
3425 | Reduction has been defined as deriving one theory from another by logic and maths [Nagel,E, by Kim] |
22352 | Out of more than a hundred planets, Earth is the only one with the idea of free will [Vonnegut] |
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] |