Only this incident inseparable every custom must have, viz., that it be consonant to reason; for how long soever it hath continued, if it be against reason, it is of no force in law. Edward Coke
The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what's true. Carl Sagan