Dr. Mathias: [referring to Dr. Simon Tam who has just helped his sister, River Tam, escape] Gave up a brilliant future in medicine as well. It's madness.
The Operative: Madness?
[Ambles over to the holographic projection of River and Simon escaping through an air vent]
The Operative: Have you looked at this scan carefully, Doctor? At his face? It's love, in point of fact. Something a good deal more dangerous.