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.

Adam Noshimuri: Are you sure you understand what this means?
Kono Kalakaua: No. But it's what we're gonna do. It's what we have to do.

Danny Williams: I just handed Wo Fat over to the feds--they're prepping him, getting him ready to transfer to a super max in Colorado.
Steve McGarrett: Did he say who was behind the attack?
Danny Williams: No, he wasn't feeling very chatty.

Danny William: Whoa, whoa, whoa--what you gonna do, you gonna shoot me?
Steve McGarrett: I considered it.

Kamekona: You even a cop, brah?
Cop: I'm in the ACADEMY, brah. Now move along before I arrest you.
Kamekona: You mean, before you call somebody over to arrest me?

Steve McGarrett: Did you check the emergency exit?
Danny Williams: No, I went to go get donuts.

Grace: "I'm no rat."
Danny: "Who are you and what have you don't with my daughter."

Danny: "I have no idea what's gotten into her."
Steve: "Really? She reminds me of somebody else I know. . . Let's see: she's scrappy, stubborn, hot-headed, and loyal to a fault. She's you, pal."
Danny: "That's disturbingly insightful."

Steve: "Did you say patsy?"
Danny: "I did. I've been wanting to use that word for awhile now."

Who am I, Miss Daisy? Sometimes I like to drive my own car.

Danny

Technology is not my friend.

Jerry

McGarrett: Tell me you know how to swim.
Danny: I know how to swim. I swim for survival, not for fun.

Hawaii Five-0 Quotes

I just wanted to tell you I'm so sorry, so sorry.

Danny [to Marie]

Dealer: Game's closed unless you have an invitation.
Grover [holding up his badge]: Here's my invitation. It's even engraved.