C. M. Kornbluth, Search the Sky
“ Ross felt repentant—knowing that that was just how Trader Marconi wanted him to feel. He said slowly, “I’m sorry if I’m being a nuisance, Marconi. You know how it is when you feel stale and restless. I know all the stories—but it’s so damned hard to believe them. The famous colonizing ships. They must have been absolutely gigantic to take any reasonable number of people on a closed-circuit, multigeneration ride. We can’t build them that big now!” ”
