Who said “If any philosopher had been asked for a definition of infinity, he might have produced…”?

Verified

Bertrand Russell. A published source records them saying or writing it.

SourceMysticism and Logic and Other Essays (1918)

Evidence: Wikiquote · How we check

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“If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.”
VerifiedMysticism and Logic and Other Essays (1918) · evidenceInfinity
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Cite this quote

For academic work, cite the original where you can: Mysticism and Logic and Other Essays (1918).

APA

Russell, B. (n.d.). If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all. [Quotation]. Famous Quotations Network. Retrieved October 24, 2026, from https://www.famous-quotations.com/quotes/20835-if-any-philosopher-had-been-asked-for-a/

MLA

Russell, Bertrand. “If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.” Famous Quotations Network, https://www.famous-quotations.com/quotes/20835-if-any-philosopher-had-been-asked-for-a/. Accessed 24 Oct. 2026.

Chicago

Russell, Bertrand. “If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.” Famous Quotations Network. Accessed October 24, 2026. https://www.famous-quotations.com/quotes/20835-if-any-philosopher-had-been-asked-for-a/.