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"We've sent a man to the moon, and that's 290,000 miles away. The center of the Earth is only 4,000 miles away. You could drive that in a week, but for some reason nobody's ever done it."

"Making duplicate copies and computer printouts of things no one wanted even one of in the first place is giving America a new sense of purpose."

"Don't rule out working with your hands. It does not preclude using your head."

"The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong."

"If the automobile had followed the same development cycle as the computer, a Rolls-Royce would today cost $100, get a million miles per gallon, and explode once a year, killing everyone inside."

"The most overlooked advantage to owning a computer is that if they foul up there's no law against wacking them around a little."

"I do not fear computers. I fear the lack of them."

"Computer Science is no more about computers than astronomy is about telescopes."

"In a few minutes a computer can make a mistake so great that it would have taken many men many months to equal it."

"To err is human, but to really foul things up requires a computer."