The whelp of a wolf must prove a wolf at last, notwithstanding he may be brought up by a man.
If a piece of worthless stone can bruise a cup of gold, its worth is not increased, nor that of the gold diminished.
Inflict not on an enemy every injury in your power, for he may afterwards become your friend.
Pride thyself on what virtue thou hast, and not on thy parentage.
Virtue pardons the wicked, as the sandal-tree perfumes the axe which strikes it.
Fear not the proud and the haughty; fear rather him who fears God.