I believe you're my best bet.

Gates to Castle

Wouldn't it be better to tell her and the timing be wrong than to never tell her at all?

Martha to Castle

Our bombers in the building?

Bad things can happen, no matter what you do.

It's like trying to find Waldo in a sea of Waldo's

It makes you think about all those things in your own life that you don't want to put off anymore.

Beckett

Most of our victims die for a reason.

There is nothing normal about this.

I'm a lost cause. I'm in love with my wife.

Ryan

You didn't want Castle to come because all the ladies would flirt with him.

Esposito

Ryan: Here, wear my wedding ring.
Esposito: What? Get that thing away from me, man!

Yeah, well separated twin stories never end happily, except for The Parent Trap!

Castle Season 4 Quotes

I'm not going to lose her again.

Castle

I know I'm not going to be able to have the kind of relationship I want until the wall comes down. I cant do that until this is put to rest.

Beckett