Contradiction is not a sign of falsity, nor the lack of contradiction a sign of truth.

Good deeds, when concealed, are the most admirable.

The last advance of reason is to recognize that it is surpassed by innumerable things; it is feeble if it cannot realize that.

Instead of complaining that God had hidden himself, you will give Him thanks for having revealed so much of Himself.

Habit is a second nature, which destroys the first.

No one is offended at not seeing everything; but one does not like to be mistaken, and that perhaps arises from the fact that man naturally cannot see everything, and that naturally he cannot err in the side he looks at, since the perceptions of our senses are always true.

Things have different qualities, and the soul different inclinations; for nothing is simple which is presented to the soul, and the soul never presents itself simply to any object. Hence it comes that we weep and laugh at the same thing.