A man has free choice to the extent that he is rational.

Three things are necessary for the salvation of man: to know what he ought to believe; to know what he ought to desire; and to know what he ought to do.

Beware the man of one book.

Man cannot live without joy; therefore when he is deprived of true spiritual joys it is necessary that he become addicted to carnal pleasures

Reason in man is rather like God in the world

Justice is a certain rectitude of mind whereby a man does what he ought to do in the circumstances confronting him