“That’s just the way: a person does a low down thing, and then he don’t want to take no consequences of it. Thinks as long as he can hide it, it ain’t no disgrace.”
Mark Twain, The Adventures of Huckleberry Finn
“Beware the fury of a patient man.”
John Dryden, Absalom and Achitopel
the 2nd quote applies to rins-just wait–
Twain had a good grasp of how a man justifies the evil done to those he considers beneath his concern.