Beware the man of one book. - Saint Thomas Aquinas
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. - Saint Thomas Aquinas
Perfection of moral virtue does not wholly take away the passions, but regulates them. - Saint Thomas Aquinas
He who is dying of hunger must be fed rather than taught. - Saint Thomas Aquinas
...the goodness of the will depends on the intention of the end. - Saint Thomas Aquinas
Not everything that is more difficult is more meritorious. - Saint Thomas Aquinas