Full Idea
Logic pervades the world: the limits of the world are also its limits.
Gist of Idea
Logic fills the world, to its limits
Source
Ludwig Wittgenstein (Tractatus Logico-Philosophicus [1921], 5.61)
Book Reference
Wittgenstein,Ludwig: 'Tractatus Logico-Philosophicus (Pears)', ed/tr. Pears,D. /McGuinness,B. [RKP 1961], p.56
A Reaction
This is a gospel belief for hardcore analytic philosophy. Hence Williamson writes a book on modal logic as metaphysics.