8 ideas
| 13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |
| 16698 | Days exist, and yet they seem to be made up of parts which don't exist [Burley] |
| 16690 | Unlike permanent things, successive things cannot exist all at once [Burley] |
| 16719 | The primary qualities are mixed to cause secondary qualities [Burley] |
| 6012 | We must choose in which of the virtues we wish to excel [Panaetius] |
| 6013 | Panaetius said we should live according to our natural starting-points [Panaetius, by Asmis] |
| 6014 | Panaetius identified courage with great-mindedness, preferring civic courage to military [Panaetius, by Asmis] |
| 5888 | Souls are born, since they are sensitive and inherited, so they must perish [Panaetius, by Cicero] |