Gibbs: Why use kids?
Rousseau: Why do fish swim? For the same reason disenfranchised children rise up to find their purpose. They simply must. It is inevitable.

Bishop: All we know for sure is that he went to college with Amanda Kendall. His murder could be a coincidence.
Gibbs: McGee.
McGee: Rule 39, Bishop.
Bishop: Right. No such thing as a coincidence. I knew that one.

[after killing Salim] Let's go home.

McGee: Red handed?
Gibbs: They don't come much redder.

Bishop: Bruised ribs. Can't breathe. Part of the job.
Gibbs: No it isn't. But the paperwork is.

Tony: Am I updating the FBI?
Gibbs: No, no not yet.
Tony: Got it. And if Leia asks?
Gibbs: Geeze, DiNozzo. Make something up. She's your girlfriend.
Tony: Why - did she say something? Did she mention me by name?

Gibbs: Anything I can do?
Bishop: Uh, it's pretty self-explanatory, really.
Gibbs: Did you check to see if that little gizmo there is attached to that other giddy-bop?
Bishop: Mmm. Not yet. You think that'll do it?
Gibbs: If you spit on it. Sometimes that works.
Bishop: All right.
Tony: Oh, come on!

Gibbs: Where's McGee?
Tony: Overslept.
Ziva: doctor's visit.
Gibbs: Uh huh.

Deputy Director Craig: Congrats Gibbs. You did it.
Gibbs: No. It's a team effort.

Never take anything for granted. (Season 3, Episode 10)

Rule #8

Keates: If there was ever any indication that he or his family were any danger we would have stepped in.
Gibbs: His wife's dead. Think you missed your cue.
Keates: Okay look here, John Wayne. You don't come into my house and accuse me of not doing my job.
Tony: Okay why don't we just settle down, back it up.
Keates: Like hell. I am damned good at what I do. I'm also professional enough to admit when I've made a mistake but only when I've made one.

Gibbs: The VA's got a lot of programs for vets, Doc. I wonder why Durbin was living on the streets.
Ducky: I recently read a HUD report. It estimates on any given night, between fifty and sixty thousand men and women who have served, are sleeping on the streets or in shelters.

NCIS Quotes

Gibbs: Why use kids?
Rousseau: Why do fish swim? For the same reason disenfranchised children rise up to find their purpose. They simply must. It is inevitable.

Keates: Spider?
Tony: Keates?
Gibbs: You know her?
Tony: Um, well I..in a sort of...yeah. She's Philly PD.
Keates: She was. She's ATF now. Special Agent Zoe Keates. You want to get that gun out of my face and come over here and give me a hug?