3 ideas
10632 | The real numbers may be introduced by abstraction as ratios of quantities [Hale, by Hale/Wright] |
6004 | The cardinal virtues are theoretical (based on knowledge), and others are 'non-theoretical' [Hecato, by Dorandi] |
7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |