6 ideas
22304 | Truth is conceivability, or the systematic coherence of a significant whole [Joachim] |
3299 | In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie] |
17368 | Essentialism concerns the nature of a group, not its category [Devitt] |
17370 | Things that gradually change, like species, can still have essences [Devitt] |
17369 | We name species as small to share properties, but large enough to yield generalisations [Devitt] |
17367 | Species are phenetic, biological, niche, or phylogenetic-cladistic [Devitt, by PG] |