7 ideas
| 16541 | All the intrinsic properties of a thing should be deducible from its definition [Spinoza] |
| 15642 | If kinds depend only on what can be observed, many underlying essences might produce the same kind [Eagle] |
| 15645 | Nominal essence are the observable properties of things [Eagle] |
| 15643 | Nominal essence mistakenly gives equal weight to all underlying properties that produce appearances [Eagle] |
| 13073 | To understand the properties we must know the essence, as with a circle [Spinoza] |
| 15640 | Courage is not a virtue, but the form of every virtue at its testing point [Lewis,CS] |
| 15641 | Kinds are fixed by the essential properties of things - the properties that make it that kind of thing [Eagle] |