Full Idea
In the proposition a world is as it were put together experimentally. (As when in the law court in Paris a motor-car accident is represented by means of dolls, etc).
Gist of Idea
Propositions assemble a world experimentally, like the model of a road accident
Source
Ludwig Wittgenstein (Notebooks 1914-1916 [1915], 14.09.29)
Book Reference
Wittgenstein,Ludwig: 'Notebooks 1914-1916 (2nd ed)' [Blackwell 1979], p.7
A Reaction
[see Tractatus 4.031] This is the first appearance of LW's picture (or model) theory of meaning. It may well be the best theory of meaning anyone has come up with, since meaning being out in the world strikes me as absurd.