Sometimes you're wrong. (Season 7, Episode 24, titled "Rule Fifty-One")

Rule #51

Never leave behind loose ends. (Season 3, Episode 24)

Rule #45

Clean up your own mess. (Season 7, Episode 24)

Rule #45

First things first. Hide the women and children. (Season 7, Episode 23)

Rule #44

Never accept an apology from someone who just sucker punched you. (Season 9, Episode 16)

Rule #42

If it seems someone is out to get you, they are. (Season 7, Episode 22)

Rule #40

There is no such thing as a small world. (Season 10, Episode 14)

Rule #39A

There is no such thing as coincidence. (Season 7, Episode 21)

Rule #39

Your case, your lead. (Season 6, Episode 16; Season 10, Episode 3)

Rule #38

If feels like you're being played, you probably are. (Season 9, Episode 1)

Rule #36

Always watch the watchers. (Season 8, Episode 22)

Rule #35

Rule #27: Two ways to follow: First way, they never notice you, Second way, they only notice you. (Season 7, Episode 15)

NCIS Quotes

[voiceover] Anyone can achieve their fullest potential, who we are might be predetermined, but the path we follow is always of our own choosing. We should never allow our fears or the expectations of others to set the frontiers of our destiny. Your destiny can't be changed but, it can be challenged. Every man is born as many men and dies as a single one.

McGee

Abby: It's okay. Breena's fine. Breathe. Good. Now hurry up and get to the hospital because Breena is in labor.
McGee: Jimmy? Did you hear what she said? She just said Breena's having a baby. I think you broke him.