Who said “Logic takes care of itself; all we have to do is to look and see how it does it.”?

Verified

Ludwig Wittgenstein. A published source records them saying or writing it.

SourceJournal entry (13 October 1914), also in Tractatus Logico-Philosophicus (§ 5.47)

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“Logic takes care of itself; all we have to do is to look and see how it does it.”
— Ludwig Wittgenstein
VerifiedJournal entry (13 October 1914), also in Tractatus Logico-Philosophicus (§ 5.47) · evidenceLogic

Cite this quote

For academic work, cite the original where you can: Journal entry (13 October 1914), also in Tractatus Logico-Philosophicus (§ 5.47).

APA

Wittgenstein, L. (n.d.). Logic takes care of itself; all we have to do is to look and see how it does it. [Quotation]. Famous Quotations Network. Retrieved October 24, 2026, from https://www.famous-quotations.com/quotes/27051-logic-takes-care-of-itself-all-we-have/

MLA

Wittgenstein, Ludwig. “Logic takes care of itself; all we have to do is to look and see how it does it.” Famous Quotations Network, https://www.famous-quotations.com/quotes/27051-logic-takes-care-of-itself-all-we-have/. Accessed 24 Oct. 2026.

Chicago

Wittgenstein, Ludwig. “Logic takes care of itself; all we have to do is to look and see how it does it.” Famous Quotations Network. Accessed October 24, 2026. https://www.famous-quotations.com/quotes/27051-logic-takes-care-of-itself-all-we-have/.

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