“The stupider one is, the closer one is to reality. The stupider one is, the clearer one is. Stupidity is brief and artless, while intelligence wriggles and hides itself. Intelligence is a knave, but stupidity is honest and straightforward.”
The Brothers Karamazov (1879–1880)
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Fyodor Dostoyevsky155
Russian author 1821–1881Related quotes

Charles Bukowski (1920–1994) American writer
Variant: The problem with the world is that the intelligent people are full of doubts, while the stupid ones are full of confidence.
“An intelligent woman is a woman with whom one can be as stupid as one wants.”
Paul Valéry (1871–1945) French poet, essayist, and philosopher
Mauvaises Pensées et Autres (1941)
John Derbyshire (1945) writer
Source: Derb Quotes https://www.nationalreview.com/corner/derb-quotes-john-derbyshire/, National Review, November 20, 2003.
Robert G. Ingersoll (1833–1899) Union United States Army officer
"The Brooklyn Divines." Brooklyn Union (Brooklyn, NY), 1883.
“A stupid lie is one that can never make itself believed.”
Joseph Joubert (1754–1824) French moralist and essayist
“Military intelligence was as nothing to military stupidity.”
Lois McMaster Bujold Vorkosigan Saga
Source: Vorkosigan Saga, Diplomatic Immunity (2002), Chapter 2 (p. 32)
Arsène Wenger (1949) French footballer and manager
On José Mourinho, (November 2005) http://news.bbc.co.uk/sport2/hi/football/teams/a/arsenal/4398238.stm <br class="br">Context: He's out of order, disconnected with reality and disrespectful. When you give success to stupid people, it makes them more stupid sometimes and not more intelligent.