Full Idea
The question about conceptual necessity is whether it is only stipulative and conventional in character or whether it mirrors something about the nature of physical systems.
Gist of Idea
Is conceptual necessity just conventional, or does it mirror something about nature?
Source
Harré,R./Madden,E.H. (Causal Powers [1975], 1.II.A)
Book Reference
Harré,R/Madden,E.H.: 'Causal Powers: A Theory of Natural Necessity' [Blackwell 1975], p.10
A Reaction
This is the key question, which fans of conventionalism (such as Sidelle) don't seem to face up to. I take it to be important that our concepts are not created by a committee of fools, but by people constantly relating to the world.