8 ideas
| 9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
| 9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
| 9567 | Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch] |
| 18225 | If we can't reason about value, we can reason about the unconditional source of value [Korsgaard] |
| 18228 | An end can't be an ultimate value just because it is useless! [Korsgaard] |
| 18224 | Goodness is given either by a psychological state, or the attribution of a property [Korsgaard] |
| 18233 | Contemplation is final because it is an activity which is not a process [Korsgaard] |
| 18226 | For Aristotle, contemplation consists purely of understanding [Korsgaard] |