Quotes about thinking
552 quotes from 279 people
A fool’s brain digests philosophy into folly, science into superstition, and art into pedantry.
George Bernard Shaw1856–1950Maxims for Revolutionists (1903), #32Improvement makes straight roads; but the crooked roads without improvement are roads of genius.
William Blake1757–1827Proverbs of Hell, Line 66There is no feeling so simple that it is not immediately complicated and distorted by introspection.
André Gide1869–1951“An Unprejudiced Mind,” p. 317
Carl Sagan1934–1996Broca’s Brain (1979), Chapter 25, “The Amniotic Universe” (p. 364)
George Savile, 1st Marquess of Halifax1633–1695Moral Thoughts and Reflections
Samuel Johnson1709–1784Lives of the English Poets (1779–81)
Carl von Clausewitz1780–1831On War (1832), Book 1, Ch. 1
Bertrand Russell1872–1970Sceptical Essays (1928), Ch. 12: Free Thought and Official Propaganda
William Blake1757–1827Letter to Revd. Dr. Trusler (1799)
Philip K. Dick1928–1982“Philip K Dick speech (interpreter edited out) in Metz, France, 1977”, ~28:00
Laurence J. Peter1919–1990Entry for September 24; as quoted in Respectfully Quoted: A Dictionary of Quotations (1993), ed. Suzy Platt, Library of Congress, , p. 78
Joseph Joubert1754–1824The Notebooks of Joseph Joubert, tr. Paul Auster (1983)
Friedrich Nietzsche1844–1900Human, All Too Human (1878), Aphorism 579, tr. R. J. Hollingdale
Bertrand Russell1872–1970Sceptical Essays (1928), Ch. 2: Dreams and Facts
H. P. Lovecraft1890–1937“The Temple”—Written 1920; first published in Weird Tales, 6 No. 3 (September 1925)