If they find Benny is my car, it's lethal injection time.

Rita: Sure you're okay? You look a little pale.
Dexter: Hospitals. They give me the creeps.

Trinity is the most successful serial killer to ever get away with it.

Rita: Baby is down. Know what that means?
Dexter: Sleep.
Rita: Sex.

The perfect husband would have gotten rid of his old apartment. But I kill people. Not exactly the perfect husband.

My dark passenger is like a trapped coal miner, always tapping; always letting me know it's in there, still alive.

Trailer park. Kids, neighbors, more kids. Sounds like my world.

Vince: Anything I can do to keep that angry Irish off your ass, let me know.
Dexter: You're a good friend, Vince.

Rita: Car pools and swimming pools? How much are we living the dream?
Dexter: So much.

Rita: If you don't get sleep, it won't be your keys that get lost. It'll be your mind.
Dexter: I love that years ago.

There's this cliche when serial killers are always described as quiet, kind of a loner... it's a cliche for a reason.

Wanna know a secret? Daddy kills people.

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