If we let ourselves believe that man began with divine grace, that he forfeited this by sin, and that he can be redeemed only by divine grace through the crucified Christ, then we shall find peace of mind never granted to philosophers. He who cannot believe is cursed, for he reveals by his unbelief that God has not chosen to give him grace.

Without the knowledge of our wretchedness, the knowledge of God creates pride. With it, the knowledge of God creates despair. The knowledge of Christ offers a third way, because in him we find both God and our wretchedness.

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

Man is obviously made for thinking. Therein lies all his dignity and his merit; and his whole duty is to think as he ought.

As we speak of poetical beauty, so ought we to speak of mathematical beauty and medical beauty. But we do not do so; and that reason is that we know well what is the object of mathematics, and that it consists in proofs, and what is the object of medicine, and that it consists in healing. But we do not know in what grace consists, which is the object of poetry.

Passion cannot be beautiful without excess; one either loves too much or not enough.

To find recreation in amusement is not happiness.