- [prologue]
- Control Voice: The race of man is known for its mutability. We can change our moods, our faces, our lives to suit whatever situation confronts us. Adapt and survive. Even among the most changeable of living things, man is quicksilver, more chameleon-like than the chameleon, no matter what the cost to others, or himself.
- Louis Mace: The mission calls for an experienced agent. There are very few experiences I haven't had. On the planer, Mr. Chambers promised me a new experience. Whatever it is, I'll welcome it.
- [epilogue]
- Control Voice: A man's survival can take many shapes, and the shape in which a man finds his humanity is not always a human one.
- General Crawford: Please, an intelligence agent preaching ethics reminds me of Dr. Johnson's line about the dog walking on his hind legs. "It isn't done well but you're surprised it's done at all."