11 ideas
2661 | Dialectic is speech cast in the form of logical argument [Cicero] |
2673 | There cannot be more than one truth [Cicero] |
2669 | Dialectic assumes that all statements are either true or false, but self-referential paradoxes are a big problem [Cicero] |
2664 | If we have complete healthy senses, what more could the gods give us? [Cicero] |
2665 | How can there be a memory of what is false? [Cicero] |
20800 | Every true presentation can have a false one of the same quality [Cicero] |
22371 | Determinism threatens free will if actions can be causally traced to external factors [Foot] |
22372 | Not all actions need motives, but it is irrational to perform troublesome actions with no motive [Foot] |
7667 | There are two sides to men - the pleasantly social, and the violent and creative [Diderot, by Berlin] |
2672 | Virtues must be very detached, to avoid being motivated by pleasure [Cicero] |
22373 | People can act out of vanity without being vain, or even vain about this kind of thing [Foot] |