Adam Smith,
The Essays of Adam Smith
“ Those who write upon the principles of jurisprudence, consider only what the person to whom the obligation is due, ought to think himself entitled to exact by force; what every impartial spectator would approve of him for exacting, or what a judge or arbiter, to whom he had submitted his case, and who had undertaken to do him justice, ought to oblige the other person to suffer or to perform. ”
