Full Idea
We sort and name substances by their nominal and not by their real essences.
Gist of Idea
We sort and name substances by nominal and not by real essence
Source
John Locke (Essay Conc Human Understanding (2nd Ed) [1694], 3.06.26)
Book Reference
Locke,John: 'Essay Concerning Human Understanding', ed/tr. Nidditch,P.H. [OUP 1979], p.453