- Det. Steve McGarrett: Chin, you're gonna make a speech tomorrow.
- Chin Ho: Me? What do I talk about?
- Det. Steve McGarrett: Law and order.
- Chin Ho: For or against?
- Mary Ann Whalen: Dr. Fremont is a saint. A medical genius. And she's curing Tommy!
- Det. Steve McGarrett: She's a quack. She couldn't cure a ham.
- Frank Zipser: Mr. McGarrett, we are so to speak, in business.
- Det. Steve McGarrett: We are in business.
- Det. Steve McGarrett: My sister did the Paul Revere bit, huh?
- Dr. C.L. Fremont: Uh huh... The cops are coming.
- Det. Steve McGarrett: [to Dr. Fremont] You sold me that treatment machine because I laid 700 bucks under your greedy little nose!
- Dr. C.L. Fremont: Even now, I feel something for you... You feel it too, come on admit it.
- Det. Steve McGarrett: I'd rather take up housekeeping with a cobra.
- Dr. C.L. Fremont: "Know thine enemy", Napoleon... Good advice.
- Det. Steve McGarrett: Who am I to argue with Napoleon?
- Dr. C.L. Fremont: McGarrett, look... I'm not looking for an ally, just a truce.
- Det. Steve McGarrett: Not a chance!
- Mary Ann Whalen: [Refuses to believe that Dr. Fremont is a quack] Look, Steve... I don't believe you, and I never will!
- Det. Steve McGarrett: The court will!
- Det. Steve McGarrett: [McGarrett has just found out that his sisters baby has died] How right can you be, Danno?
- Det. Steve McGarrett: [Talking to Danny about Dr. Fremont] On this one it otta be murder on a hundred counts!
- Dr. C.L. Fremont: A man irresistible... I think that's why I sold you that machine.
- Det. Steve McGarrett: You sold me that machine because I laid 700 bucks under your greedy little nose!
- Det. Steve McGarrett: [to his sister about Dr. Fremont's machine] You could plug that stupid thing into any wall socket and that two-bit transformer drops it down to 32 volts... Just enough to give the sucker that deep therapy hum...
- Mary Ann Whalen: That's a terrible thing to say, Steve!