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Full Idea
The way something is is given by the totality of its intrinsic properties.
Gist of Idea
Total intrinsic properties give us what a thing is
Source
David Lewis (Extrinsic Properties [1983], I)
Book Ref
Lewis,David: 'Papers in Metaphysics and Epistemology' [CUP 1999], p.112
A Reaction
No. Some properties are intrinsic but trivial. The 'important' ones fix the identity (if the identity is indeed 'fixed').
14979 | Being alone doesn't guarantee intrinsic properties; 'being alone' is itself extrinsic [Lewis, by Sider] |
15454 | Extrinsic properties come in degrees, with 'brother' less extrinsic than 'sibling' [Lewis] |
15455 | Total intrinsic properties give us what a thing is [Lewis] |