Learning without thought is labor lost; thought without learning is perilous.
Confucius · Analects, Book II, chapter 15, in James Legge's standard English translation.
Confucius · Analects, Book II, chapter 15, in James Legge's standard English translation.
More Wisdom Quotes

Albert Einstein · From a 1940 draft letter to his friend the physicist Philipp Frank; the shared "Love is a better teacher than duty" is a shortening, and the bracketed gloss is the editor's.

Attributed to Oscar Wilde · Recorded by Harold Mellor, a friend who travelled with Wilde in 1898 to 1900, and printed only in 1949 in the Marquess of Queensberry's Oscar Wilde and the Black Douglas; Quote Investigator finds it plausible but resting on one man's memory half a century on.

Mignon McLaughlin · An aphorism from the second collection of the Glamour editor's "Neurotic's Notebook" sayings.
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