Single Idea 15438

[catalogued under 8. Modes of Existence / E. Nominalism / 5. Class Nominalism]

Full Idea

To class nominalism we can add a primitive distinction between natural and unnatural classes.

Gist of Idea

We can add a primitive natural/unnatural distinction to class nominalism


David Lewis (Against Structural Universals [1986], 'Why believe')

Book Reference

Lewis,David: 'Papers in Metaphysics and Epistemology' [CUP 1999], p.86

A Reaction

Lewis explores this elsewhere, but this looks like a very complex concept to play the role of a 'primitive'. Human conventions seem to be parts of nature.