"The antithesis served the Anonymous, it is true, to observe very strictly the inherent difference between the God and the king; but it served him also to blur that line of distinction and to show where the difference between "God by nature" and "god by grace" ended; that is, in the case of potestas, of power. Essence and substance of power are claimed to be equal in both God and king, no matter whether that power be owned by nature or only acquired by grace."