The last function of reason is to recognize that there are an infinity of things which surpass it.

There are plenty of maxims in the world; all that remains is to apply them.

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

It is the heart which perceives God and not the reason. That is what faith is: God perceived by the heart, not by the reason.

The arithmetical machine produces effects that approach nearer to thought than all the actions of animals. But it does nothing that would enable us to attribute will to it, as to the animals.

The married should not forget that to speak of love begets love.

The Christian's God does not merely consist of a God who is the Author of mathematical truths and the order of the elements. The God of Abraham, the God of Isaac, the God of Jacob, the God of the Christians, is a God of love and consolation.