Salim: So what are you doing here?
Tony: There's only one force on Earth that can short circuit a man's better instincts, put fire in his veins and make him dive head-long into danger without regard for his well being. Vengeance. I'm here to kill you.

Salim: DiNozzo. It's an Italian name.
Tony: An educated man.
Salim: I got my B.S. from Yale University.
Tony: [scoffs] I got my B.S. in the streets ... You guys got a lousy football team.

McGee: Gives a whole new meaning to fried hard-drive, huh?
(McGee chuckles, Abby stares at him)
Abby: How many times have you told that joke today?
McGee: None! (Abby gives him a look) Maybe once or twice.
Abby: Newsflash McGee, now is not the time for haha's, ok?
McGee: Sorry.

Gibbs: Yeah, Gibbs.
McGee: Hey boss, how's Tel Aviv?
Abby: Forget Tel Aviv, how's Tony? How's Ziva? Are they talking yet?
Gibbs: They're fine Abby.
Abby: I take that as a no. So how's Israel?

Ziva: Dead man is ICE.
Tony: That's cold.

Ladies and Gentlemen, the amazing Dr Donald 'Ducky' Mallard. The first and only M.E. under the big top.

Tony

Tony: Looks like someone dropped a cocktail weenie.
Ducky: I have a riddle for you; What is not food, but tastes very well. I'll give you a hint. And you should come up with an answer before Officer David, since it's right on the...
Tony: Tip of your tongue.

Ziva: He did not get out this way.
Yates: Not unless he could cross a lawn without bending a blade of grass.
Ziva: Well not impossible, with the proper training.

Gibbs: Rule number eleven, DiNozzo.
Tony: I would never date a coworker, Boss. Trust me. I mean, why would you even... That's twelve. Eleven... when the job is done, walk away.

Ziva: Are you jealous?
Tony: (he pauses) No. I'm worried. Because you don't seem to understand that your secret friend is interfering with this agency's ability to shut down a terrorist cell!
Ziva: Interfering? How is he interfering?
Tony: He's already killed two suspects.
Ziva: Well, in my country that would be cause for celebration.
Tony: You're not in your country and neither is he!

McGee: Tony, I am not arguing with you.
Tony: You are arguing now.
McGee: No I'm not!
Tony: Yes you are!
McGee: This is not an argument.
Tony: Yes it is.
McGee: No it's not!
Tony: It is

Tony: Long distance can be hard. Tell a friend from Tel-Aviv?
Ziva: You're jealous.
Tony: I'm not jealous.
Ziva: Yes you are.
Tony: No I'm not, and I'm not arguing, boss.
McGee: Are to!
Tony: Am not!

NCIS Quotes

McGee: All right. Well you should probably know that Abby and I used to date?
Bishop: Ew. Like, each other?
McGee: Yeah.
Bishop: Wait - isn't that a violation of rule 12, never date a....
McGee: It was a long time ago. After we'd broken up, one night I went to her lab. Found a scribbled piece paper; a list. Potential boyfriends had to fulfill certain conditions by a pre-arranged date or else, goodbye.
Bishop: Such as.
McGee: Things started off relatively normal: opening the door for her, flowers, putting the seat down. Then around number 8, it gets uh...
Bishop: What?
McGee: Does she know you have these?
Bishop: Does she know you have these?
McGee: Yeah she wasn't happy when she found out.
Bishop: These are all very specific.
McGee: Yeah.
Bishop: These ideas apply to you?
McGee: No those rules weren't in place when we were together. At least I don't think so.
Bishop: What's with the two month cutoff? Abby's sabotaging herself. I've seen stuff like this before. We have to talk to her.

McGee: Rule number 70 - keep digging till you hit bottom.
Abby: McGee! There is no rule 70.
McGee: Well, I--
Abby: You just made up a rule. This McGibbs thing has really gone to your head. I don't even recognize you right now.