# 2.171 explained — Tractatus Logico-Philosophicus

> Chapter companion for Tractatus Logico-Philosophicus by Ludwig Wittgenstein.

## What happens

A picture can represent any reality that shares its form, such as spatial pictures representing spatial realities and colored pictures representing colored realities.

## Themes in this chapter

### Picture Theory of Language

This proposition directly articulates the core of the picture theory: a picture's form determines the range of reality it can represent.

## Key lines

> The picture can represent every reality whose form it has.

A picture is capable of depicting any state of affairs that shares its logical or structural form.

_This establishes the scope of representation based on shared form._

## Links

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