If I have said something to hurt a man once, I shall not get the better of this by saying many things to please him.
Source: 15 Sep 1777; in James Boswell, Life of Samuel Johnson, 1791.
-- Samuel Johnson, (Sep 18 1709-1784), English lexicographer, critic; He was remembered for writing the first critique of Shakespeare, 1765 and Dictionary of the English Language, 1755.