“A fool that knows he is a fool is one that knows he don’t know all about anything, but the fool that don’t know he is a fool is the one that thinks he knows all about anything.” — Will Rogers, “Will Rogers Comments on Fools and the Sacco Case,” Daily Telegram #325 (1927-08-07)
“I am sufficiently proud of my knowing something to be modest about my not knowing all.” — Vladimir Nabokov, Lolita
“It isn’t what a man knows, but what he thinks he knows that he brags about.” — George Horace Lorimer, Letters from a Self-Made Merchant to His Son
“When a fellow knows his business, he doesn’t have to explain to people that he does.” — George Horace Lorimer, Letters from a Self-Made Merchant to His Son
“I’m not young enough to know everything.” — J. M. Barrie, The Admirable Crichton
“It is better to ask some of the questions than to know all the answers.” — James Thurber, “The Scotty Who Knew Too Much”, The New Yorker (18 February 1939)
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