"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. 
"Heavier-than-air flying machines are impossible." 
-- Lord Kelvin, president, Royal Society, 1895. 
"Professor Goddard does not know the relation between action and reaction and the need to have something better than a vacuum against which to react. He seems to lack the basic knowledge ladled out daily in high schools."
-- 1921 New York Times editorial about Robert Goddard's revolutionary rocket work. 
"Drill for oil? You mean drill into the ground to try and find oil? You're crazy." 
-- Drillers whom Edwin L. Drake tried to enlist in his project to drill for oil in 1859. 
"Airplanes are interesting toys but of no military value." 
-- Marechal Ferdinand Foch, Professor of Strategy, Ecole Superieure de Guerre. 
"Louis Pasteur's theory of germs is ridiculous fiction". 
-- Pierre Pachet, Professor of Physiology at Toulouse, 1872 
"The abdomen, the chest, and the brain will forever be shut from the intrusion of the wise and humane surgeon". 
-- Sir John Eric Ericksen, British surgeon, appointed Surgeon-Extraordinary to Queen Victoria 1873.