As long as a man is persuaded that he can make even the smallest contribution to his salvation, he remains self-confident and does not utterly despair of himself, and so is not humbled before God. Such a man plans out for himself a position, an occasion, a work, which shall bring him final salvation, but which will not.

I myself saw and touched at Dessay, a child of this sort, which had no human parents, but had proceeded from the Devil. He was twelve years old, and, in outward form, exactly resembled ordinary children.

We know, on the authority of Moses, that longer than six thousand years the world did not exist.

Lord God...use me as Your instrument -- but do not forsake me, for if ever I should be on my own, I would easily wreck it all.

Always preach in such a way that if the people listening do not come to hate their sin, they will instead hate you

As for the demented, I hold it certain that all beings deprived of reason are thus afflicted only by the Devil.

Let a man be endowed with ten virtues and have but one fault and the one fault will eclipse and darken all the virtues.