Quod vero contra rationem juris receptum est, non est producendum ad consequentias – this is a Latin maxim. It states that in cases where the truth has been received or accepted against the reason of the Law, these should not be established into precedent. See also http://definitions.uslegal.com/q/quod-vero-contra-rationem-juris-receptum-est-non-est-producendum-ad-consequentias/