6 ideas
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
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] |
13552 | Anger is an extreme vice, threatening sanity, and gripping whole states [Seneca] |
13553 | Anger is a vice which afflicts good men as well as bad [Seneca] |
20486 | Only liberty, equality and sympathy can stand up to anti-social people [Kropotkin] |