The passage is an excerpt from the novel "The Hitchhiker's Guide to the Galaxy" by Douglas Adams. It summarizes Arthur's confusion over the drastic events that have occurred, including the destruction of Earth. On board the spaceship Heart of Gold, Arthur is introduced to the ship's unusual computer - a white lab mouse. Ford explains that the mice built Earth as a computer but had to destroy it for a hyperspace bypass. Arthur is further bewildered upon meeting Marvin, an android who claims to have been waiting millions of years for someone to talk to.