- "Computers in the future may weigh no more than 1.5 tons." –Popular Mechanics, forecasting the relentless march of science, 1949
- "I think there is a world market for maybe five computers." –Thomas Watson, chairman of IBM, 1943
- "I have travelled the length and breadth of this country and talked with the best people, and I can assure you that data processing is a fad that won’t last out the year." –The editor in charge of business books for Prentice Hall, 1957
- "But what … is it good for?" –Engineer at the Advanced Computing Systems Division of IBM, 1968, commenting on the microchip.
- "There is no reason anyone would want a computer in their home." –Ken Olson, president, chairman and founder of Digital Equipment Corp., 1977
- "So we went to Atari and said, ‘Hey, we’ve got this amazing thing, even built with some of your parts, and what do you think about funding us? Or we’ ll give it to you. We just want to do it. Pay our salary, we’ll come work for you.’ And they said, ‘No.’ So then we went to Hewlett-Packard, and they said, ‘Hey, we don’t need you. You haven’t got through college yet.’" –Apple Computer Inc. founder Steve Jobs on attempts to get Atari and H-P interested in his and Steve Wozniak’s personal computer.
- "640K ought to be enough for anybody." — Bill Gates, 1981
- "If computers get too powerful, we can organize them into a committee — that will do them in."