Marco: It's not that Raymond Shaw is hard to like. He's impossible to like.
Dr. Yen Lo: His brain has not only been washed, as they say... It has been dry cleaned.
Dr. Yen Lo: I'm sure you've all heard the old wives' tale that no hypnotized subject may be forced to do that which is repellent to his moral nature, whatever that may be. Nonsense of course.
Bennett Marco: Raymond Shaw is the kindest, bravest, warmest, most wonderful human being I've ever known in my life.
Mrs. Iselin: Why don't you pass the time by playing a little solitaire?
Yen Lo: Why don't you pass the time by playing a little solitaire?
Bennett Marco: I remember... I remember. I can see that Chinese cat standing there and smiling like Fu Manchu saying: The Queen of Diamonds is reminiscent in many ways of Raymond's dearly loved and hated mother... and is the second key to clear the mechanism for any other assignment.
Sen. John Yerkes Iselin: There's just one thing, babe. I'd be a lot happier if we could just settle on the number of Communists I know there are in the Defense Department. I mean, the way you keep changing the figures on me all the time, it makes me look like some kind of a nut, like... like an idiot.
Raymond Shaw: Senator Iselin is not my father. Repeat: he is not my father. If you learn nothing else on your visit to this country, memorize that fact.
Marco: Intelligence officer. Stupidity officer is more like it. Pentagon wants to open a Stupidity Division, they know who they can get to lead it.
Raymond Shaw: Twelve days of Christmas! One day of Christmas is loathsome enough.
Bennett Marco: You in the railroad business?
Eugenie Rose Chaney: Not anymore. However if you will permit me to point out, when you ask that question, you really should say: Are you in the railroad line?