Gibbs: Facebook. That's that thing that some people... do stuff with?
Ducky: The term is social networking.

Ducky: A toast! Close friends and dear family all. A bountiful thanks and good things for Fall!
Abby: And to all a good night! [pause] Wrong holiday.

Palmer: No, you know what? I take it back. It is not okay. I appreciate you throwing me a bone once in a while, or in this case a finger but it's not enough. I want to step up in all aspects of my career. And I will not let you send me on my way because you think something is...what...beyond my reach? It's not beyond my reach. I can help. I want to help. I want you to teach me that.
Ducky: Are you through?
Palmer: I believe so, yes.
Ducky: Then pull up a stool.

Gibbs: What's that?
Ducky: His liver, riddled with inoperable tumors. It doesn't appear to have been under treatment. I'd have given him six months.
Gibbs: Made killing himself easier.
Ducky: Pity does not validate cowardice.

Palmer: This guy's had more plastic surgery than Joan Rivers and Cher combined.
Ducky: That is an inappropriate remark Mr. Palmer, however accurate.

Palmer: Oh my God.
Ducky: What?
Palmer: I just realized that I missed my nine-month wedding anniversary. Breena's going to kill me.
Ducky: You do know I have a heart condition.

A broken man has no business place in polite society.

Abby: Maybe Tony didn't have a mother. Maybe he was cloned!
Ducky: There certainly is a strong familial resemblance.

Palmer: Doctor. Doctor. In case your plan, as brilliant as it is, doesn't work....
Ducky: Likewise, Mr....Jimmy.

(Abby is in the morgue, talking to Lieutenant Thorson's corpse)
Abby: So... I just-I want you to know that... whatever it is... that you're trying to tell me, I promise you, I promise I'll understand.
Ducky: Careful, sometimes they talk back.

We do not guess, Timothy. Nor do we assume, presume, guess-ture or prognosticate.

Palmer: I would rather take a stand than get shot in the back.
Ducky: Likewise.

NCIS Quotes

Bishop: Seriously? How'd you get that?
Tony: Well, it's like Gorillas in the Midst. You'll get to understand his grunts.

Torres: When I break out the glass, maybe I can rip out the bars.
Bishop: With what? Your superhuman strength?