Beckett: So you weren't gazing loving into her eyes?
Castle: She had spinach in her teeth.

Castle: How about we have a winter wedding?
Beckett: Didn't we say we wanted to do it outside?
Castle: Oh, right. Frostbite isn't very festive.

Ryan: Rather than pick a name for my kid you should pick a date for your wedding.
Castle: Pick a date for my wedding? I was planning on bringing her.
Beckett: Really. When is that? I might have plans.

Beckett: Is there any evidence of the baby in the footage.
Ryan: No, only three men and a Mustang.

I'm suddenly getting a clear and frightening visual of what my future will look like.

Castle: When we do this, let's not do the dead body in the middle of the aisle.
Beckett: OK. Good call.

Beckett: So you guys dress up for Thanksgiving?
Castle: Doesn't everybody?
Beckett: No, I think that's pretty special to you.

Don't chase ghosts, Castle. It's not worth it. Trust me.

Castle: Can I say something that will probably annoy you?
Beckett: Since when do you ask for permission?

Privacy ends when murder begins.

Beckett: I was hoping for something more romantic and less Hobbity.
Castle: Why does everyone always think those two are mutually exclusive?

Castle: You see, I'm honoring you by inviting you into my territory and Linus is part of that territory.
Beckett: And if you want to be invited into my territory again, you should probably rethink that.

Castle Quotes

Castle: How do you know when you're in love?
Beckett: All the songs make sense.

Back stabbing, adultery and betrayal. That is why I hate politics.

Kate Beckett