Not everything that is more difficult is more meritorious.

It is clear that he does not pray, who, far from uplifting himself to God, requires that God shall lower Himself to him, and who resorts to prayer not to stir the man in us to will what God wills, but only to persuade God to will what the man in us wills.

If forgers and malefactors are put to death by the secular power, there is much more reason for excommunicating and even putting to death one convicted of heresy.

Grant me, O Lord my God, a mind to know you, a heart to seek you, wisdom to find you, conduct pleasing to you, faithful perseverance in waiting for you, and a hope of finally embracing you. Amen.

Good can exist without evil, whereas evil cannot exist without good.

Moral science is better occupied when treating of friendship than of justice.

The human mind may perceive truth only through thinking, as is clear from Augustine.