application of bis science; or a magistrate when he misjudges, and a mistake which is inexcusable in one not fit to investigate a thing. But the error which cannot; be excused for anybody, and which, if it happens to show itself in relation to the very principles of the Law, is infidelity, and if in universals is an innovation, is that error which is committed in those things which have been settled by all arguments and so the knowledge of them is possible for everybody, for instance, the acknowledgement of the existence of God, of Prophecy, and of the happiness or the misery of the next world. This is so, because all these three principles are proved by those three methods, the justification of which a man cannot deny by any means, that is exhortative controversial and argumentative proofs. A denier of such things, which are the very root of the principle of the Law, is an unbeliever, a retrograde with his tongue and his heart, or through negligence, on account
