Have you ever heard the phrase "rich as a Lannister"? ...Of course you have! You're a smart man. You know who the Lannisters are. I am a Lannister. Tyrion, son of Tywin. Of course, you have also heard the phrase "a Lannister always pays his debts". If you deliver a message from me to Lady Arryn, I will be in your debt. I will owe you gold... if you deliver the message, and I live, which I very much intend to do.
-Tyrion Lannister, Game of Thrones
I'm always eager to upvote a Game of Thrones quote, but unfortunately I don't see the rationality insight here beyond an ordinary quid pro quo.
Another month has passed and here is a new rationality quotes thread. The usual rules are: