" Archie.” He was gruff. “No man can hold himself accountable for the results of his psychological defects, especially those he shares with all his fellow men, such as lack of omniscience. It is a vulgar fallacy that what you don’t know can’t hurt you; but it is true that what you don’t know can’t convict you. "

― Rex Stout , Prisoner's Base (Nero Wolfe, #21)