5 ideas
| 16541 | All the intrinsic properties of a thing should be deducible from its definition [Spinoza] |
| 9465 | Substitutional universal quantification retains truth for substitution of terms of the same type [Jacquette] |
| 9466 | Nominalists like substitutional quantification to avoid the metaphysics of objects [Jacquette] |
| 13073 | To understand the properties we must know the essence, as with a circle [Spinoza] |
| 3031 | The greatest good is not the achievement of desire, but to desire what is proper [Menedemus, by Diog. Laertius] |