Combining Philosophers

Ideas for Harré,R./Madden,E.H, Aristotle and Samuel Johnson

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5 ideas

26. Natural Theory / B. Natural Kinds / 1. Natural Kinds
Unusual kinds like mule are just a combination of two kinds [Aristotle]
26. Natural Theory / B. Natural Kinds / 2. Defining Kinds
All water is the same, because of a certain similarity [Aristotle]
26. Natural Theory / B. Natural Kinds / 6. Necessity of Kinds
Whatever holds of a kind intrinsically holds of it necessarily [Aristotle]
We can base the idea of a natural kind on the mechanisms that produce natural necessity [Harré/Madden]
26. Natural Theory / B. Natural Kinds / 7. Critique of Kinds
Species do not have enough constancy to be natural kinds [Harré/Madden]