29 ideas
| 14519 | It is a great good to show reverence for a wise man [Epicurus] |
| 14518 | In the study of philosophy, pleasure and knowledge arrive simultaneously [Epicurus] |
| 20768 | Like spiderswebs, dialectical arguments are clever but useless [Ariston, by Diog. Laertius] |
| 16477 | Asserting not-p is saying p is false [Russell] |
| 16484 | There are four experiences that lead us to talk of 'some' things [Russell] |
| 16486 | The physical world doesn't need logic, but the mental world does [Russell] |
| 2947 | Questions wouldn't lead anywhere without the law of excluded middle [Russell] |
| 16479 | 'Or' expresses hesitation, in a dog at a crossroads, or birds risking grabbing crumbs [Russell] |
| 16480 | A disjunction expresses indecision [Russell] |
| 16483 | Disjunction may also arise in practice if there is imperfect memory. [Russell] |
| 16481 | 'Or' expresses a mental state, not something about the world [Russell] |
| 16487 | Maybe the 'or' used to describe mental states is not the 'or' of logic [Russell] |
| 16475 | A 'heterological' predicate can't be predicated of itself; so is 'heterological' heterological? Yes=no! [Russell] |
| 14524 | Bodies are combinations of shape, size, resistance and weight [Epicurus] |
| 16482 | All our knowledge (if verbal) is general, because all sentences contain general words [Russell] |
| 4758 | Naïve realism leads to physics, but physics then shows that naïve realism is false [Russell] |
| 16476 | For simple words, a single experience can show that they are true [Russell] |
| 16485 | Perception can't prove universal generalisations, so abandon them, or abandon empiricism? [Russell] |
| 14521 | If everything is by necessity, then even denials of necessity are by necessity [Epicurus] |
| 16478 | A mother cat is paralysed if equidistant between two needy kittens [Russell] |
| 14522 | What happens to me if I obtain all my desires, and what if I fail? [Epicurus] |
| 3563 | Pleasure and virtue entail one another [Epicurus] |
| 3560 | Justice is merely a contract about not harming or being harmed [Epicurus] |
| 14517 | We value our own character, whatever it is, and we should respect the characters of others [Epicurus] |
| 3049 | The chief good is indifference to what lies midway between virtue and vice [Ariston, by Diog. Laertius] |
| 14513 | Justice is a pledge of mutual protection [Epicurus] |
| 3549 | Ariston says rules are useless for the virtuous and the non-virtuous [Ariston, by Annas] |
| 14515 | A law is not just if it is not useful in mutual associations [Epicurus] |
| 14520 | It is small-minded to find many good reasons for suicide [Epicurus] |