- The Doctor: According to these scans, you’re in perfect health.
- Icheb: Then why does my stomach feel so strange?
- The Doctor: Hmmm.
- [He scans Icheb with a tricorder]
- The Doctor: Oh, I should have known. You’ve got butterflies in there.
- Icheb: I’ve never assimilated butterflies.
— Star Trek: Voyager episode “Child’s Play”