“Never confuse an idiot.”
Source: The Night We Buried Road Dog (1993), p. 476
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Jack Cady 22
American writer 1932–2004Related quotes
“Romantic Egoist
What's better, an idiot who never tries… or an idiot who at least takes a shot?”
Source: Ouran High School Host Club, Vol. 2

“Never confuse movement with action.”
As quoted by Marlene Dietrich, who added "In those five words he gave me a whole philosophy." Pt. 1, Ch. 1
Papa Hemingway (1966)
Variant: Never mistake motion for action.

Message to usability@gnome.org mailing list, 2005-12-12, 2006-08-28, Torvalds, Linus http://mail.gnome.org/archives/usability/2005-December/msg00021.html,
2000s, 2005

“One idiot is one idiot. Two idiots are two idiots. Ten thousand idiots are a political party.”
Was written in a slightly different way by Leo Longanesi in Italian, above form has been attributed to Kafka without evidence.
Misattributed
Source: One Idiot Is One Idiot. Two Idiots Are Two Idiots. Ten Thousand Idiots Are a Political Party, Quote Investigator, 2021-10-08 https://quoteinvestigator.com/2021/10/08/idiots/,

“A warrior of the light never confuses tension with anxiety.”
(1997)

“I never confuse the cost of something with its value”
Source: The Mad Ship