Astronaut David Bowman (Keir Dullea): "Open the pod bay doors, Hal."
Hal 9000 Computer: (Responds in monotone) "I'm sorry, Dave: I'm afraid can't do that."
Astronaut David Bowman (Keir Dullea): "What's the problem?"
Hal 9000 Computer: (speaking in monotone) "I think you know what the problem is, just as well as I do."
2001: A Space Odyssey (1968) written, directed, and produced by Stanley Kubrick