Source: Friday (1982), Chapter 33 (p. 353)
“Exaggeration of confidence,” he said, “is a fault in people who don’t know their business.”
Gordon R. Dickson book Tactics of Mistake
This is an early statement of what would come to be known as the Dunning–Kruger effect.
Source: Tactics of Mistake (1971), Chapter 20 (p. 315).
“Those who are wise won't be busy, and those who are too busy can't be wise.”
Lin Yutang book The Importance of Living
Source: The Importance of Living (1937), p. 150
“Happiness is the feeling we experience when we are too busy to be miserable.”
Thomas Lansing Masson (1866–1934) American journalist
Tom Masson in: The Century Illustrated Monthly Magazine, Vol. 61 (1901). p. 319.
“Everyone in the South has no time for reading because they are all too busy writing.”
William Faulkner (1897–1962) American writer
“Too busy with the crowded hour to fear to live or die.”
Ralph Waldo Emerson book Quatrains
Quatrains, Nature
Bartlett's Familiar Quotations, 10th ed. (1919)
“If you are too busy to think then you are too busy.”
Greg McKeown (author) book Essentialism: The Disciplined Pursuit of Less
Popular Quotes, Essentialism: The Disciplined Pursuit of Less, Twitter
Frank Zappa (1940–1993) American musician, songwriter, composer, and record and film producer
Oui interview (1979)
Harry Harrison (1925–2012) American science fiction author
This is the radio personality Harry Harrison (born 20 September 1930), quoted in Think Vol. 21, No. 1 (January 1955), and The Book of Positive Quotations (2007) edited by John Cook, Steve Deger, and Leslie Ann Gibson
Misattributed
Tim Cook (1960) American business executive
CNBC: "Apple's Tim Cook shares a rule that leaders should live by" https://www.cnbc.com/2018/06/26/apple-ceo-tim-cook-advice-for-leaders-on-speaking-out.html (26 June 2018)
George Burns (1896–1996) American comedian, actor, and writer
Life magazine (December 1979) http://books.google.com/books?id=w5-GR-qtgXsC&pg=PA117&dq=%22Too+bad+that+all+the+people+who+know+how+to+run+the+country+are+busy+driving+taxicabs+and+cutting+hair.%22&sig=uj07kFeO7wja3cpTdX31dWR_pjs
