Who said “The secret of happiness is freedom and the secret of freedom is courage.”?

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Thucydides. A published source records them saying or writing it.

SourceBook II, 2.43

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For academic work, cite the original where you can: Book II, 2.43.

APA

Thucydides (n.d.). The secret of happiness is freedom and the secret of freedom is courage. [Quotation]. Famous Quotations Network. Retrieved October 24, 2026, from https://www.famous-quotations.com/quotes/21114-the-secret-of-happiness-is-freedom-and-the/

MLA

Thucydides. “The secret of happiness is freedom and the secret of freedom is courage.” Famous Quotations Network, https://www.famous-quotations.com/quotes/21114-the-secret-of-happiness-is-freedom-and-the/. Accessed 24 Oct. 2026.

Chicago

Thucydides. “The secret of happiness is freedom and the secret of freedom is courage.” Famous Quotations Network. Accessed October 24, 2026. https://www.famous-quotations.com/quotes/21114-the-secret-of-happiness-is-freedom-and-the/.

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