Combining Texts

All the ideas for 'Natural Kinds and Biological Realism', 'Notes on John Wilkins' and 'Universals and Particulars'

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5 ideas

8. Modes of Existence / D. Universals / 6. Platonic Forms / c. Self-predication

4442	Most thinkers now reject self-predication (whiteness is NOT white) so there is no Third Man problem [Armstrong]

9. Objects / D. Essence of Objects / 14. Knowledge of Essences

12694

Essence is the distinct thinkability of anything [Leibniz]

26. Natural Theory / B. Natural Kinds / 1. Natural Kinds

17371

Some kinds are very explanatory, but others less so, and some not at all [Devitt]

27. Natural Reality / G. Biology / 5. Species

17372

The higher categories are not natural kinds, so the Linnaean hierarchy should be given up [Devitt]

17373

Species pluralism says there are several good accounts of what a species is [Devitt]