Read the passage from How the World Was Saved. “You’re confusing the machine!” cried Trurl. But suddenly its metallic voice rang out: “Really, how can you two bicker at a time like this? Oh yes, I know what Nothing is, and Nothingness, Nonexistence, Nonentity, Negation, Nullity, and Nihility, since all these come under the heading of n, n as in Nil. Look then upon your world for the last time, gentlemen! Soon it shall no longer be …” How does the machine’s response to Trurl and Klapaucius push the action forward?