Tractatus Logico-Philosophicus · Chapter
2.18 explained
Wittgenstein asserts that every picture, regardless of its form, must share logical form with reality in order to represent it, defining logical form as the form of reality itself.
What happens
Wittgenstein asserts that every picture, regardless of its form, must share logical form with reality in order to represent it, defining logical form as the form of reality itself.
Themes in this chapter
Picture Theory of Language
This proposition directly states the core of the picture theory: representation requires shared logical form.
Logic and Tautology
Logical form is presented as the invariant condition for any picture to represent reality.
Characters to notice
- Mr. Wittgenstein
Author of the proposition, articulating the necessity of logical form for representation.
Key passages
“What every picture, of whatever form, must have in common with reality in order to be able to represent it at all—rightly or falsely—is the logical form, that is, the form of reality.”
For any picture to depict reality, whether accurately or not, it must share the same logical structure as reality itself.
Emphasizes the necessity of logical isomorphism for representation.