God Save Us From True Believers.

“Then all of the candidates were asked to indicate which of them DO NOT believe in evolution. Huckabee, Brownback and Tancredo each raised a hand. . . .In retrospect, it seems astounding that three candidates, 30 percent of the Republican presidential field, said flat out they do not believe in evolution, without any further queries or explanation on the subject.” (emphasis added)

“The true-believer syndrome merits study by science. What is it that compels a person, past all reason, to believe the unbelievable. How can an otherwise sane individual become so enamored of a fantasy, an imposture, that even after it's exposed in the bright light of day he still clings to it--indeed, clings to it all the harder?” --M. Lamar Keene

See also, Eric Hoffer’s Work