Capt. Fowler if you can hear me this is seriously interfering with my dinner plans.

Because it's clear to me that what we both need is a really good font.

If I have to hear that confession one more time, I'm going to shoot somebody.

Dwight: I need to confess.
Beckett: Yeah, take a number.

Castle: You should know it, you're engaged to a genius.
Beckett: Yes, a genius at annoying me.

I think we all just kickstarted our day.

Castle: Do I smell coffee?
Beckett: If you do, it was made by elves.

Castle: To the things we missed.
Beckett: And to those we didn't.

Beckett: I'm not choosing our song off of a list that includes Def Leppard's "Pour Some Sugar on Me"
Castle: That song, I'm sure ignited many a strip club romance back in 1987.

Castle: Does it say we're getting married in space?
Beckett: No, it's not going to happen babe.

And if they are going to write about you I want it to be the truth. I want it to be about us.

He's a nut job but he's probably not our killer.

Castle Quotes

Beckett: (Clears throat) Ahem. What's the deal with men and boobs, anyway?
Castle: Biological. We can't help it.
Beckett: But doesn't it bother you that they're so obviously not real?
Castle: (Pauses) Santa's not real. We still love opening his presents.

Sometimes the hardest things in life are the things most worth doing.

Castle