Carl Van Doren

"What I have referred to as the gift of faith I do not, to be exact, regard as a gift. I regard it, rather, as a survival from an earlier stage of thinking and feeling; in short as a form of superstition. It… seems to me negative. It denies reason."

Why I am an Unbeliever

"That some revealed doctrine has lasted for ages and has met the needs of many generations proves that it is the kind of doctrine that endures and satisfies, but not that it is divine."

Ibid

"There is no moral obligation to believe what is unbelievable."

Ibid