“Would - would you mind telling me -" he said to the guide, much deflated, "what was so stupid about that?""We know how the Universe ends-" said the guide, "and Earth has nothing to do with it, except that it gets wiped out, too." "How - how does the Universe end?" said Billy. "We blow it up, experimenting with new fuels for our flying saucers. A Trafalmodarian test pilot presses a starter button, and the whole Universe disappears." So it goes.”