Full Idea
The task of ontology is to spell out the fundamental categories of being.
Gist of Idea
Ontology aims to give the fundamental categories of being
Source
John Heil (The Universe as We Find It [2012], 02.5)
Book Reference
Heil,John: 'The Universe as We Find It' [OUP 2012], p.25
A Reaction
This is the aspiration of 'pure' metaphysics, which I don't quite believe in. There is too much convention involved, on the one hand, and physics on the other.