14 ideas
1749 | If all laws were abolished, philosophers would still live as they do now [Aristippus elder] |
17744 | De Morgan started the study of relations and their properties [De Morgan, by Walicki] |
13501 | De Morgan found inferences involving relations, which eluded Aristotle's syllogistic [De Morgan, by Hart,WD] |
6417 | In 1921 Russell abandoned sense-data, and the gap between sensation and object [Russell, by Grayling] |
6474 | Seeing is not in itself knowledge, but is separate from what is seen, such as a patch of colour [Russell] |
6476 | We cannot assume that the subject actually exists, so we cannot distinguish sensations from sense-data [Russell] |
2792 | It is possible the world came into existence five minutes ago, complete with false memories [Russell] |
22326 | Knowledge needs more than a sensitive response; the response must also be appropriate [Russell] |
6475 | In perception, the self is just a logical fiction demanded by grammar [Russell] |
3558 | Only the Cyrenaics reject the idea of a final moral end [Aristippus elder, by Annas] |
5835 | The road of freedom is the surest route to happiness [Aristippus elder, by Xenophon] |
3018 | People who object to extravagant pleasures just love money [Aristippus elder, by Diog. Laertius] |
1751 | Pleasure is the good, because we always seek it, it satisfies us, and its opposite is the most avoidable thing [Aristippus elder, by Diog. Laertius] |
1755 | Errors result from external influence, and should be corrected, not hated [Aristippus elder, by Diog. Laertius] |