If I were Emperor, not the meanest of my subjects should be oppressed with impunity. My blood boils when I am told that a merchant durst not enjoy his honest gains for fear of losing them by the rapacity of power.
 Samuel Johnson, The History of Rasselas, Prince of Abissinia (1759). copy citation

Context

““ Surely, ” said the Prince, “ my father must be negligent of his charge if any man in his dominions dares take that which belongs to another. Does he not know that kings are accountable for injustice permitted as well as done? If I were Emperor, not the meanest of my subjects should be oppressed with impunity. My blood boils when I am told that a merchant durst not enjoy his honest gains for fear of losing them by the rapacity of power. Name the governor who robbed the people that I may declare his crimes to the Emperor! ” “ Sir, ” said Imlac, “ your ardour is the natural effect of virtue animated by youth. The time will come when you will acquit your father, and perhaps hear with less impatience of the governor.” source