Full Idea
There is reason to rule out as pseudo-properties such things as the identity of a thing with itself.
Gist of Idea
The identity of a thing with itself can be ruled out as a pseudo-property
Source
David M. Armstrong (What is a Law of Nature? [1983], 06.2)
Book Reference
Armstrong,D.M.: 'What is a Law of Nature?' [CUP 1985], p.83
A Reaction
Good on you, David.