" Here, in this waiting room, one could see a cross section of them—the hoppers, the creepers, the crawlers, the wrigglers, and rollers that came from the many planets, from so many stars. Earth was the galactic melting pot, he thought, a place where beings from the thousand stars met and mingled to share their thoughts and cultures. "

― Clifford D. Simak , The Goblin Reservation