7 ideas
13157 | Choose the true hypothesis, which is the most intelligible one [Leibniz] |
13158 | The Copernican theory is right because it is the only one offering a good explanation [Leibniz] |
21375 | Reason can be vicious, and great crimes have to be rational [Schopenhauer] |
21379 | Man's three basic ethical incentives are egoism, malice and compassion [Schopenhauer] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
21376 | Philosophy treats animals as exploitable things, ignoring the significance of their lives [Schopenhauer] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |