9 ideas
| 21962 | Metaphysics is the roots of the tree of science [Descartes] |
| 7491 | The phases of human thought are theological, then metaphysical, then positivist [Comte, by Watson] |
| 3659 | I know the truth that God exists and is the author of truth [Descartes] |
| 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] |
| 3657 | Understanding, not the senses, gives certainty [Descartes] |
| 15641 | Kinds are fixed by the essential properties of things - the properties that make it that kind of thing [Eagle] |
| 3660 | Atheism arises from empiricism, because God is intangible [Descartes] |