Concupiscence and force are the source of all our actions; concupiscence causes voluntary actions, force involuntary ones.

Force rules the world, and not opinion; but opinion is that which makes use of force.

The knowledge of God without that of man's misery causes pride. The knowledge of man's misery without that of God causes despair. The knowledge of Jesus Christ constitutes the middle course, because in Him we find both God and our misery.

There are three sources of belief: reason, custom, inspiration.

Justice without force is powerless; force without justice is tyrannical.

Truly it is an evil to be full of faults; but it is a still greater evil to be full of them and to be unwilling to recognize them, since that is to add the further fault of a voluntary illusion.