Steve McGarrett: I'm thinking these five guys are government agents, and the killer is their rendition suspect--someone resourceful enough to be able to kill five feds and then land a jet.
Chin Ho Kelly: That's a serious national security threat.
Steve McGarrett: Yeah, and now he's loose on the island.

Steve McGarrett: I'm giving you a chance to save a little boy's life.
Wo Fat: And what's in it for me?
Steve McGarrett: The exercise yard. 15 minutes a day, you can see the sun.
Wo Fat: I burn easily.

Don't give me the 'hurt feelings' thing, Mom, because A. I don't buy it, and B. I don't care.

Steve McGarrett

Steve McGarrett: Did you just hang up on the C.I.A.?
Danny Williams: No, I hung up on a schmuck...a gigantic schmuck.

Good, all we gotta do is stop an anonymous maniac who butchered five people from getting off the island.

Danny

Police Officer: I hope you know what you're doing, Steve.
Danny Williams: You know what you're doing, right?

Hawaii Five-0 Season 3 Episode 24 Quotes

Good, all we gotta do is stop an anonymous maniac who butchered five people from getting off the island.

Danny

Police Officer: I hope you know what you're doing, Steve.
Danny Williams: You know what you're doing, right?