“When people are committed to a belief and a course of action, clear disconfirming evidence may simply result in deepened conviction and increased proselyting. But there does seem to be a point at which the disconfirming evidence has mounted sufficiently to cause the belief to be rejected.”

“When people are committed to a belief and a course of action, clear disconfirming evidence may simply result in deepened conviction and increased proselyting. But there does seem to be a point at which the disconfirming evidence has mounted sufficiently to cause the belief to be rejected.”

— Leon Festinger