8 ideas
| 19426 | 'Nominal' definitions just list distinguishing characteristics [Leibniz] |
| 19424 | Knowledge needs clarity, distinctness, and adequacy, and it should be intuitive [Leibniz] |
| 15119 | Aristotelian explanation by essence may need to draw on knowledge of other essences [Aristotle, by Koslicki] |
| 19427 | True ideas represent what is possible; false ideas represent contradictions [Leibniz] |
| 5655 | Happiness is not satisfaction of desires, but fulfilment of values [Bradley, by Scruton] |
| 19425 | In the schools the Four Causes are just lumped together in a very obscure way [Leibniz] |
| 23302 | Plants have far less life than animals, but more life than other corporeal entities [Aristotle] |
| 23301 | There is a gradual proceeding from the inanimate to animals, with no clear borderlines [Aristotle] |