[Harry's] British. That's why you can't understand anything he says.

Danny [to Kamekona]

I usually like to try before I buy.

Harry

Harry: Would you like first crack at him?
McGarrett: Harry, please, you're our guest.

You still have that spark of enthusiasm, unlike these guys, who are dead behind the eyes.

Harry [to Tani]

I'll just stay here and hold down the fort.

Jerry

Grover: I know you've shot your gun before, but this time is going to be a little different.
Tani: How so?
Grover: If you shoot someone, make sure they don't get up again.

Danny: You still happy you decided to spend the day with us?
Harry: I have a newfound appreciation for the work you chaps do.

Take a good look, my friends. It's called customer satisfaction. It's going to be a long while before you two see that again.

Kamekona [to McGarrett and Danny]

McGarrett: I'll use my veto on this.
Danny: You don't have a veto.

Danny: I miss those guys [Chin and Kono].
McGarrett: I know. Me too. Now who's the sensitive little flower?

Roger: I had a partner, died of a heart attack at 42.
Grover: How old are you?
McGarrett: 41.

Roger: Come back sometime when you're off-duty. The meal's on me.
Grover: But none the wine, right?

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.