Who is going to play with me?

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

She's the best.

Castle (about Beckett)

Kubrick was right. A. I. is a bad idea.

Rick Castle

Castle, I could use a silver lining right now.

Beckett

Santa is dead? When will it end!

How's the im-breast-igation going?

Esposito

Dude, where's your car?

Why do people care about Brangelina?

Kate Beckett: But Castle, why would you be abducted on our wedding day and end up in Thailand?
Rick Castle: Worst bachelor party ever?

I feel like my whole life is being invaded.

Beckett: Why is it so important to you that I believe all this stuff about fates, psychics, and Santa Claus?
Castle: Because, if you don't even believe in the possibility of magic, you will never ever find it.

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