- frustra est potentia quae minquam venit in actum
- frustra [vana] est potentia quae minquam venit in actum/frastra est patenshiya kwiy narjkwam viynat in sktam/veynaV. That power is to no purpose which never comes into act, or which is never exercised
Black's law dictionary. HENRY CAMPBELL BLACK, M. A.. 1990.