Full Idea
The constraints of common sense and classical logic are often simultaneously abandoned in debates on vagueness.
Gist of Idea
Common sense and classical logic are often simultaneously abandoned in debates on vagueness
Source
Timothy Williamson (The Philosophy of Philosophy [2007], After)
Book Reference
Williamson,Timothy: 'The Philosophy of Philosophy' [Blackwell 2007], p.290
A Reaction
Wiliamson has described himself (in my hearing) as a 'rottweiller realist', but presumably the problem of vagueness interests a lot of people precisely because it pushes us away from common sense and classical logic.