18 ideas
| 13917 | Metaphysics aims to identify categories of being, and show their interdependency [Lowe] |
| 13919 | Philosophy aims not at the 'analysis of concepts', but at understanding the essences of things [Lowe] |
| 11989 | For Russell, expressions dependent on contingent circumstances must be eliminated [Kaplan] |
| 13918 | Holes, shadows and spots of light can coincide without being identical [Lowe] |
| 13921 | All things must have an essence (a 'what it is'), or we would be unable to think about them [Lowe] |
| 13922 | Knowing an essence is just knowing what the thing is, not knowing some further thing [Lowe] |
| 13920 | Each thing has to be of a general kind, because it belongs to some category [Lowe] |
| 11990 | 'Haecceitism' says that sameness or difference of individuals is independent of appearances [Kaplan] |
| 9668 | 'Haecceitism' is common thisness under dissimilarity, or distinct thisnesses under resemblance [Kaplan] |
| 11991 | If quantification into modal contexts is legitimate, that seems to imply some form of haecceitism [Kaplan] |
| 7440 | Secondary qualities are microscopic primary qualities of physical things [Armstrong] |
| 7437 | Consciousness and experience of qualities are not the same [Armstrong] |
| 7434 | Behaviourism is false, but mind is definable as the cause of behaviour [Armstrong] |
| 7436 | The manifestations of a disposition need never actually exist [Armstrong] |
| 7429 | Causal Functionalism says mental states are apt for producing behaviour [Armstrong] |
| 7438 | A causal theory of mentality would be improved by a teleological element [Armstrong] |
| 7431 | The identity of mental states with physical properties is contingent, because the laws of nature are contingent [Armstrong] |
| 7432 | One mental role might be filled by a variety of physical types [Armstrong] |