5 ideas
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
16726 | Why can't we deduce secondary qualities from primary ones, if they cause them? [Buridan] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
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] |