If an injury has to be done to a man it should be so severe that his vengeance need not be feared.
— Niccolo Machiavelli

vengeance is not the point; change is. But the trouble is that in most people's minds the thought of victory and the thought of punishing the enemy coincide.
Barbara Deming vengeance quote

Vengeance taken will often tear the heart and torment the conscience.
— Arthur Schopenhauer

Revenge is the act of passion, vengeance is an act of justice.
— Samuel Johnson

Vengeance is a dish best eaten cold.
— vengeance quotation by Proverbs