Ideas from 'Defining 'Intrinsic' (with Rae Langton)' by David Lewis [1998], by Theme Structure

[found in 'Papers in Metaphysics and Epistemology' by Lewis,David [CUP 1999,0-521-58787-5]].

Click on the Idea Number for the full details    |     back to texts     |     expand these ideas

2. Reason / D. Definition / 1. Definitions
Interdefinition is useless by itself, but if we grasp one separately, we have them both
8. Modes of Existence / B. Properties / 4. Intrinsic Properties
We must avoid circularity between what is intrinsic and what is natural
A property is 'intrinsic' iff it can never differ between duplicates
Ellipsoidal stars seem to have an intrinsic property which depends on other objects