13 ideas
| 23326 | In the third century Stoicism died out, replaced by Platonism, with Aristotelian ethics [Frede,M] |
| 23335 | In late antiquity nearly all philosophers were monotheists [Frede,M] |
| 13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |
| 13857 | Truth-functional possibilities include the irrelevant, which is a mistake [Edgington] |
| 13853 | It is a mistake to think that conditionals are statements about how the world is [Edgington] |
| 13855 | A conditional does not have truth conditions [Edgington] |
| 13859 | X believes 'if A, B' to the extent that A & B is more likely than A & ¬B [Edgington] |
| 13854 | Conditionals express what would be the outcome, given some supposition [Edgington] |
| 23334 | For Christians man has free will by creation in God's image (as in Genesis) [Frede,M] |
| 23333 | The idea of free will achieved universal acceptance because of Christianity [Frede,M] |
| 23337 | The Stoics needed free will, to allow human choices in a divinely providential cosmos [Frede,M] |
| 23336 | There is no will for Plato or Aristotle, because actions come directly from perception of what is good [Frede,M] |
| 23313 | The Gnostic demiurge (creator) is deluded, and doesn't care about us [Frede,M] |