Full Idea
It it be asked, "How do sentences manage to represent?" the answer might be, "Don't you know? You certainly see it when you use them." For nothing is concealed.
Gist of Idea
We all seem able to see quite clearly how sentences represent things when we use them
Source
Ludwig Wittgenstein (Philosophical Investigations [1952], §435)
Book Reference
Wittgenstein,Ludwig: 'Philosophical Investigations', ed/tr. Anscombe,E. [Blackwell 1972], p.128
A Reaction
A tool isn't its use, even though it becomes obvious how a tool works when it is used. It has a use because it has a certain nature or property.