To deny, to believe, and to doubt well, are to a man what the race is to a horse.
If men knew themselves, God would heal and pardon them.
To make a man a saint, it must indeed be by grace; and whoever doubts this does not know what a saint is, or a man.
The end point of rationality is to demonstrate the limits of rationality.
Not the zeal alone of those who seek Him proves God, but the blindness of those who seek Him not.
The heart has its reasons, which Reason does not know. We feel it in a thousand things. It is the heart which feels God, and not Reason. This, then, is perfect faith: God felt in the heart.