“It's too bad that stupidity isn't painful.”

“If it is stupid but it works, it isn't stupid.
(a Shin'a'in saying)”

Mercedes Lackey book Owlknight

“You've got to have as many good times as bad, or it all becomes too painful and too much work.”

Sylvia Day book Bared to You

“If what you've done is stupid, but it works.. then it really isn't all that stupid.”

David Letterman (1947) American comedian and actor

“The enemy isn't men, or women, it's bloody stupid people and no one has the right to be stupid.”

Terry Pratchett book Monstrous Regiment

“Human: That's stupid. Isn't there grass on both sides?”

Orson Scott Card (1951) American science fiction novelist

“Egotism is the anesthetic that dulls the pain of stupidity”

Booker T. Washington (1856–1915) African-American educator, author, orator, and advisor

“When you're surrounded by stupidity, self-preservation isn't a sin.”

Meljean Brook (1977)

“Stupidity isn't punishable by death. If it was, there would be a hell of a population drop.”

Laurell K. Hamilton book The Laughing Corpse

“If that isn't typical male stupidity! If something doesn't work, kick it or swear at it!”

Nora Roberts (1950) American romance writer