Reporter: I suppose you are just as scared as the rest of us. Klaatu: In a different way, perhaps. I am fearful when I see people substituting fear for reason.
George Barley: Why doesn't the government do something, that's what I'd like to know. Mr. Krull: What can they do, they're only people just like us. George Barley: People my foot, they're democrats.
Mrs. Crockett: You're a long way from home, aren't you, Mr. Carpenter? Klaatu: How did you know? Mrs. Crockett: Oh, I can tell a New England accent a mile away.
Barnhardt: Have you tested this theory? Klaatu: I find it works well enough to get me from one planet to another.
Barnhardt: One thing, Mr. Klaatu: suppose this group should reject your proposals. What is the alternative? Klaatu: I'm afraid there is no alternative. In such a case, the planet Earth would have to be... eliminated Barnhardt: Such power exists? Klaa...
Klaatu: I'm worried about Gort. I'm afraid of what he might do if anything should happen to me. Helen: Gort? But he's a robot. Without you, what could he do? Klaatu: There's no limit to what he could do. He could destroy the Earth.
Mr. Harley: Your impatience is quite understandable. Klaatu: I'm impatient with stupidity. My people have learned to live without it. Mr. Harley: I'm afraid my people haven't. I'm very sorry... I wish it were otherwise.
Klaatu: We have come to visit you in peace and with goodwill.
Helen: I thought you were... Klaatu: I was.
Klaatu: You have faith, Professor Barnhardt? Barnhardt: It isn't faith that makes good science, Mr. Klaatu, it's curiosity. Sit down, please. There are several thousand questions I'd like to ask you.
Bobby Benson: [indicating grave marker during a visit to Arlington] That's my father. He was killed at Anzio. Klaatu: Did all those people die in wars? Bobby Benson: Most of 'em. Didn't you ever hear of the Arlington Cemetery? Klaatu: No, I'm afraid ...
Bobby Benson: [to Klaatu] I like you Mr. Carpenter, you're a real screwball!
[Klaatu is revived by Gort after being fatally shot] Helen: I - I thought you were... Klaatu: I was. Helen: You mean... he has the power of life and death? Klaatu: No. That power is reserved to the Almighty Spirit. This technique, in some cases, can ...
Secretary: The phone doesn't work. Mr. Krull: Well then call the phone company. Secretary: But... the phone doesn't work!
Barnhardt: Tell me, Hilda, does all this frighten you? Does it make you feel insecure? Hilda: Yes, sir, it certainly does. Barnhardt: That's good, Hilda. I'm glad.
Army physician: [about Klaatu] He was very nice about it, but he made me feel like a third-class witch doctor.
Helen: What about the rest of the world? Tom: I don't care about the rest of the world! [Seeing her shocked expression] Tom: You'll feel different when you read about me in the papers. Helen: I feel different now.
Klaatu: I am fearful when I see people substituting fear for reason.