Perlmutter: After Too Cool For School almost anything's a step up.
Ryan: Hey!

Beckett's a Judas. Her and her partner just hijacked our case. Whose side are you on?

Ryan: I always wanted a pet monkey when I was a kid. Big Curious George fan.
Castle: Wait 'til George grows up. An adult chimpanzee can reach 200 lbs, tear off a man's face, hands, and naughty bits.

Staring at the phone won't make it ring. I learned that in junior high.

There's only two things to do at the docks; kill someone or go fishing. It's a little late to go fishing, isn't it?

I don't need you to tell me what's at stake here.

See you on the other side, brother.

I am Fenton O'Connell.

Ryan: Oh what, he's Liam Neeson now?
Espo: Liam Neeson? He's barely Ashley Judd.

Sorry we had to cockblock you, bro.

Ryan: What happens when worlds collide?
Esposito: Boom.

Not that I would ever doubt a nun.

Castle Quotes

I need time to stop being mad and you need time to figure out a way to be OK with this.

Alexis

I tried to stay in the car I really did.

Castle