Full Idea
It seems clear that we are never presented with a quality except of some object.
Gist of Idea
We experience qualities as of objects, not on their own
Source
Harré,R./Madden,E.H. (Causal Powers [1975], 3.II)
Book Reference
Harré,R/Madden,E.H.: 'Causal Powers: A Theory of Natural Necessity' [Blackwell 1975], p.55
A Reaction
I'm not convinced that that 'seems clear'. The idea of sense-data is that while it seems to be of an object, reason suggests that the experience of the quality must precede the object assembled thereby. How do you arbitrate?