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Tractatus Logico-Philosophicus · Chapter

3.03 explained

Wittgenstein asserts that it is impossible to think anything illogical, because doing so would require thinking illogically, which is a contradiction in terms.

What happens

Wittgenstein asserts that it is impossible to think anything illogical, because doing so would require thinking illogically, which is a contradiction in terms.

Themes in this chapter

  • Limits of Language and Thought

    The proposition directly addresses the boundary of thinkable content, asserting that logic is a precondition for thought.

Characters to notice

  • Mr. Wittgenstein

    Author of the proposition; presents a foundational limit on thought.

Key passages

  • We cannot think anything unlogical, for otherwise we should have to think unlogically.

    It is impossible to entertain an illogical thought, because that would require thinking in a way that violates logic itself.

    Wittgenstein argues that logical form is inherent to the very act of thinking.