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

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

Shut the front door.

Two weeks ago, I saved your life twice.

I'm getting soft.

I don't want to let fear win.

Alexis

You're not going to Castle me on this.

Beckett

Witness refuses to cooperate.

Ryan

Sorry we had to cockblock you, bro.

Ryan

Don't listen to those haters.

Esposito

What if this bubble bursts?

Beckett

Beckett:What happened to him?
Castle:They never found out.
Beckett:I am so sorry Castle that must have been really hard
*Castle gives a sly smile*
Beckett:You made that up!?
Castle:It's what I do!

From, "Don't ruin my story with your logic" to "We want the happy ending, we can't give up." Check out all of the great Castle quotes right here at TV Fanatic.

Castle Quotes

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

Castle

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