- Cmdr. John Koenig: [speaking with a future Victor] It certainly seems to be working.
- Prof. Victor Bergman: It was a choice, a decision that had to be made at the very beginning. If this community had failed, there could be no going back.
- Cmdr. John Koenig: I think it was a wise decision.
- Prof. Victor Bergman: You should know; you made it.
- [first lines]
- Alan Carter: Velocity's increasing.
- Cmdr. John Koenig: Main scanner.
- Paul Morrow: Intense gravitational forces, sir.
- [last lines]
- Alan Carter: I wonder if the others made it. If they survived.
- Cmdr. John Koenig: Did they ever really exist?