Sorry we had to cockblock you, bro.

Ryan

Kate, I'm not proposing to you so you'll keep your job or because I'm afraid I'm going to lose you. I'm proposing because I can't imagine my life without you.

Castle: Are you sure?
Lanie: No, I just sit down here and make stuff up all day.

For a man who makes his living working with words, you sure have a hard time finding them when they count.

Martha

Mom and Dad are fighting.

Esposito [on Castle and Beckett]

Castle: A 200 year old bullet can only mean one thing: time traveling killer!

Good thing the guy reads Russian literature, if he'd been a Nichols Sparks fan he'd be dead.

Ryan

Witness refuses to cooperate.

Ryan

I've invited Beckett. You might want to make a date out of it.

Martha

Am I packing? No, I'm not a cop! My vest says writer on it!

Agent Shaw: He cares about you, Kate. You may not see it. You may not be ready to. But he does.
Beckett: Yeah, well, the situation with Castle is... complicated.

Castle: I found something.
Beckett: Shouldn't you tell Sophia about it?
Castle: She's not my partner. You are.

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