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] |
| 468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
| 13554 | True greatness is never allowing events to disturb you [Seneca] |
| 13556 | Every night I critically review how I have behaved during the day [Seneca] |
| 13553 | Anger is a vice which afflicts good men as well as bad [Seneca] |
| 13552 | Anger is an extreme vice, threatening sanity, and gripping whole states [Seneca] |