15 ideas
| 2661 | Dialectic is speech cast in the form of logical argument [Cicero] |
| 5831 | The new view is that "water" is a name, and has no definition [Schwartz,SP] |
| 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] |
| 5829 | We refer to Thales successfully by name, even if all descriptions of him are false [Schwartz,SP] |
| 5830 | The traditional theory of names says some of the descriptions must be correct [Schwartz,SP] |
| 7557 | To solve Zeno's paradox, reject the axiom that the whole has more terms than the parts [Russell] |
| 10059 | In mathematic we are ignorant of both subject-matter and truth [Russell] |
| 7556 | A collection is infinite if you can remove some terms without diminishing its number [Russell] |
| 7554 | Self-evidence is often a mere will-o'-the-wisp [Russell] |
| 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] |
| 5826 | The intension of "lemon" is the conjunction of properties associated with it [Schwartz,SP] |
| 2672 | Virtues must be very detached, to avoid being motivated by pleasure [Cicero] |