Mercy without justice is the mother of dissolution; justice without mercy is cruelty.
Thomas AquinasHow can we live in harmony? First we need to know we are all madly in love with the same God.
Thomas AquinasGood and evil are essential differences of the act of the will. For good and evil pertain essentially to the will; just as truth and falsehood pertain to the reason, the act of which is distinguished essentially by the difference of truth and falsehood (according as we say that an opinion is true or false.) Consequently, good and evil volition are acts differing in species.
Thomas Aquinas