While doing research for an upcoming blog, I stumbled onto this website, which lists some of the more memorable quotes and predictions from the 20th century.  Enjoy.

"I think there is a world market for maybe five computers."
Thomas Watson, chairman of IBM, 1943

"Stocks have reached what looks like a permanently high plateau."
Irving Fisher, Professor of Economics, Yale University, October 16, 1929.

"Airplanes are interesting toys, but they have no military value."
Marshal Ferdinand Foch in 1911.

"We don't need you. You haven't got through college yet."
Hewlett-Packard's rejection of Steve Jobs, who went on to found Apple Computers.

"It doesn't matter what he does, he will never amount to anything."
Albert Einstein's teacher to his father, 1895.

"We don't like their sound, and guitar music is on the way out."
Decca Recording Co. rejecting the Beatles, 1962.

"Who the hell wants to hear actors talk?"
H. M. Warner, Warner Brothers, 1927.

"With over 50 foreign cars already on sale here, the Japanese auto industry isn't likely to carve out a big slice of the U.S. market."
Business Week, 1958.

"This 'telephone' has too many shortcomings to be seriously considered as a means of communication. The device is inherently of no value to us."
Western Union internal memo, 1876.

"It will be years - not in my time - before a woman will become Prime Minister."
Margaret Thatcher, 1974.

"Theoretically, television may be feasible, but I consider it an impossibility--a development which we should waste little time dreaming about."
Lee de Forest, 1926, inventor of the cathode ray tube.

"Radio has no future."
Lord Kelvin, Victorian physicist and President of the Royal Society, c. 1897.

"640K ought to be enough for anybody."
Bill Gates, 1981.