Kate Beckett: Castle, do you realize how lucky you are?
Rick Castle: Extremely lucky, after all I'm married to you.

Kate Beckett: I'll give it to you straight. I'm just a girl, looking for a private dick.
Rick Castle: Whoa, then your search is over, sweetheart.

I think that if this is what you really want to do then I'm behind you all the way.

Castle: What happened to that rebellious girl with the leather jacket and the motorcycle? Would she say can't?
Beckett: She enforces the law now and drinks expensive wine.

Beckett: He is resourceful but he's not that resourceful.
Ryan: He got you to marry him, didn't he?

Beckett: You, me, theorizing, together. It's not right, especially here after this P.I. thing.
Castle: No, don't think about it. Just think about how it feels when we work together. Besides we have the place to ourselves. Who's going to know?

So you believe Dino because he gave you a paper cut?

What word rhymes with I'm screwed?

Kate: Castle, you really think I could stand between you and your boyhood dream?
Castle: You are my boyhood dream.

You could have infected and killed millions of people, Ms. Jervis and for what? So you could drive a nicer car, buy a bigger house? Was this all because of money?

Castle: Which is why we don't approach this like cops. We approach this like writers.
Beckett: So we procrastinate and make stuff up?

Lanie: I am your maid of honor. I haven't had a carb in months just in case I had to put that damn dress back on.
Kate: And you look great.
Lanie: Kate, save the flattery. You owe me dinner. I'm picking the restaurant and we're ordering all the desserts.

Castle Quotes

Oh, absolutely not! You will not and do you know why? Because you're a fighter. What have you always told me? No one will give you anything in this life. You must earn it and look at you. Almost 20 years later and you're back on Broadway. You have earned this.

Rick Castle

Beckett: What am I supposed to charge him with? Being a twin? Castle: Being an evil twin in a magic murder.