- Doug Stamper: Tusk is a hand grenade.
- Francis Underwood: You're right, Tusk is a hand grenade. We need to pull the pin and throw him at Walker before Walker pulls the pin, throws him at us.
- Reporter #1: [about Underwood] He moves quick.
- Reporter #2: You mean with the Chinese, or with Walker?
- Raymond Tusk: When they put you in that box barely bigger than a coffin,
- [glancing up toward the opera hall]
- Raymond Tusk: remember how beautiful the music was tonight. Doesn't it give you some small degree of comfort?
- Francis Underwood: Puccini's a downer. I prefer something much more optimistic.
- [walks away humming Hail to the Chief]
- Claire Underwood: You have to stop him.
- Francis Underwood: I'm trying.
- Claire Underwood: Trying's not enough, Francis.