That's either a saint or the most boring action figure I've ever seen.

I really do need to stab something.

Hey, f---wad, taking the scenic route?

Deb

Masuka: (about his article) No biggie, I've been published before.
Deb: "Dear Penthouse" doesn't count.
Masuka: Hey, that letter was famous.

Lila: If we get caught, you can flash your badge.
Dexter: I don't have a badge, I have a laminate.

Trinity: Confession is good for the soul.
Dexter: All the more proof I have no soul.

Freebo: Stupid cunt's gonna redefine "short-term relationship." Catch my drift?
Dexter: Yeah, I catch your drift. (voice over) And I'm entirely confident you've earned the privilege of being re-purposed as fish food.

Lumen: You've been my only way through this.
Dexter: I guess we both met each other at the right time.

I won't say anything to hurt the little girl's feelings...

Doakes (about Dexter)

Fowler: Who are you?
Dexter: Just a fellow traveler who also likes to pick up dead animals.

The most disturbing thing about you lying is that I'm beginning to see how good you are at it.

Rita

Zoe: Are you the kind of sicko that likes watching a woman in pain?
Dexter: I'm not that kind of sicko, no.

Dexter Quotes

Deb: (excitedly) A baby? a motherfucking rolly-poly, chubby cheeked shit machine? Are you kidding me?
Dexter: I've never heard it described in quite those words before, but yeah.

Tonight's the night. And it's going to happen again, and again. It has to happen. Nice night.

Dexter Morgan