(Jayne is tearing up the medical bay)

Simon: Oh!

Kaylee: Now, this would be the perfect time for a swear word.

Simon: What… happened in here?

Jayne: Needed to find some tape.

Simon: So you had to tear my infirmary apart?

Jayne: Apparently.

Simon: My god — you’re like a trained ape. Without the training.

Firefly — Episode 7 — “Jaynestown”