Terry Pratchett said this quote

“ He took his hands off the oars and pulled in the mooring rope. If I make a couple of loops, he thought, I can strap the axe on to my back.He had a mental picture of what could happen to a man who plunged into the cauldron below a waterfall with a sharp piece of metal attached to his body.GOOD MORNING.Vimes blinked. A tall dark robed figure was now sitting in the boat.'Are you Death?'IT'S THE SCYTHE, ISN'T IT? PEOPLE ALWAYS NOTICE THE SCYTHE.'I'm going to die?'POSSIBLY.'Possibly? You turn up when people are possibly going to die?'OH, YES. IT'S QUITE THE NEW THING. IT'S BECAUSE OF THE UNCERTAINTY PRINCIPLE.'What's that?'I'M NOT SURE.'That's very helpful. ”