I inquired what wickedness is, and I didn't find a substance, but a perversity of will twisted away from the highest substance - You, O God - towards inferior things, rejecting its own inner life and swelling with external matters.

Moral character is assessed not by what a man knows but by what he loves

Two loves have made two different cities: self-love hath made a terrestrial city, which rises in contempt of God; and Divine Love hath made a celestial one, which rises in contempt of self. The former glories in itself - the latter in God.

Do not believe yourself healthy. Immortality is health; this life is a long sickness.

The mind commands the body, and it obeys forthwith; the mind commands itself, and is resisted. The mind commands the hand to be moved, and such readiness is there that the command is scarce to be distinguished from the obedience. Yet the mind is mind, and the hand is body. The mind commands the mind to will, and yet, though it be itself, it obeyeth not. Whence this monstrous thing? and why is it?

There is no salvation outside the church.

Symbols are powerful because they are the visible signs of invisible realities.