- Dr. David Caulder: Out there is a remorseless, implacable enemy; the most hostile environment Man has ever met. Now we must fight it together. Do you know, up here on the Moon, it is literally true: we must love one another or die. And to hell with the letter of the law.
- Dr. Helen Smith: Oh, really Michel - you're reacting like an hysterical schoolgirl!
- Michel Lebrun: Thank you. I'm always impressed by the precision of your English clichés.