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All quotes by George Santayana

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Periods of tranquillity are seldom prolific of creative achievement. Mankind has to be stirred up.

~George Santayana

Topics: Achievement Creative Mankind Periods Prolific Seldom Stirred Tranquillity Up

Keywords: None

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Biography

Nationality: Spanish

Type: Philosopher

Born: December 16th, 1863

Died: September 26th, 1952

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Quote By KeenBrain. Retrieved August 26, 2026, from

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Quote By George Santayana KeenBrain. Retrieved August 26, 2026, from

/quotes/quote/g/george_santayana_119597">

Modern Language Association (MLA):

“Quote By George Santayana” KeenBrain. n.d. Wed. 26 August. 2026 from

/quotes/quote/g/george_santayana_119597">

Chicago Manual Style (CMS):

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