Full Idea
The fact that the propositions of logic are tautologies shows the formal - logical - properties of language and the world.
Gist of Idea
The tautologies of logic show the logic of language and the world
Source
Ludwig Wittgenstein (Tractatus Logico-Philosophicus [1921], 6.12)
Book Reference
Wittgenstein,Ludwig: 'Tractatus Logico-Philosophicus (Pears)', ed/tr. Pears,D. /McGuinness,B. [RKP 1961], p.60
A Reaction
This seems to me an extraordinarily hubristic remark (philosophically speaking), especially coming from a work which famously throws away its own ladder. He is very much pursuing Kant's project.
Related Ideas
Idea 23461 Kant thought worldly necessities are revealed by what maths needs to make sense [Kant, by Morris,M]
Idea 10804 Thoughts have a natural order, to which human thinking is drawn [Frege, by Yablo]