"Work consists of whatever a body is obliged to do, ... Play consists of whatever a body is not obliged to do." -- From Mark Twain, Tom Sawyer, Chapter Two, 18

"Work consists of whatever a body is obliged to do, ... Play consists of whatever a body is not obliged to do." -- From Mark Twain, Tom Sawyer, Chapter Two, 1876. http://www.pbs.org/marktwain/learnmore/writings_tom.html http://www.pbs.org/marktwain/learnmore/writings_tom.html