Gentlemen, why don't you laugh? With the fearful strain that is upon me night and day, if I did not laugh, I should die. You need this medicine as much a I do.
Source:
-- Abraham Lincoln, (Feb 12 1809-1865), US president, lawyer; He was the 16th U.S. president during the Civil War; wrote Emancipation Proclamation, and Gettysburg Address, 1863.