Combining Texts

All the ideas for 'On 'The Beginning of Philosophy'', 'Problems in Personal Identity' and 'Natural Kinds and Biological Realism'

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5 ideas

1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined

19456

Philosophy is distinguished from other sciences by its complete lack of presuppositions [Feuerbach]

5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic

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]

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

17373

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

17372

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