Found these online last week, forgot to record the source. Animals, which move, have limbs and muscles. The earth does not have limbs and muscles; therefore it does not move. - Scipio Chiaramonti [Professor of philosophy and mathematics at University of Pisa, arguing against the heliocentrc system, 1633] Mathematics is inadequate to describe the universe. - Ludovico delle Colombe [Criticizing Galileo (paraphrased).] The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it... Knife and pain are two words in surgery that must forever be associated in the consciousness of the patient. - Dr. Alfred Velpeau (1839), French surgeon Men might as well project a voyage to the Moon as attempt to employ steam navigation against the stormy North Atlantic Ocean. - Dr. Dionysus Lardner (1793-1859), Professor of Natural Philosophy and Astronomy at University College, London. They will never try to steal the phonograph because it has no `commercial value.' - Thomas Edison (1847-1931). (He later revised that opinion.) This `telephone' has too many shortcomings to be seriously considered as a practical form of communication. The device is inherently of no value to us. - Western Union internal memo, 1878 Radio has no future. - Lord Kelvin (1824-1907), British mathematician and physicist, ca. 1897. What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches? - The Quarterly Review, England (March 1825) Rail travel at high speed is not possible because passengers, unable to breathe, would die of asphyxia. - Dr. Dionysus Lardner (1793-1859), Professor of Natural Philosophy and Astronomy at University College, London. The horse is here to stay, but the automobile is only a novelty—a fad. - Advice from a president of the Michigan Savings Bank to Henry Ford's lawyer Horace Rackham. Rackham ignored the advice and invested $5000 in Ford stock, selling it later for $12.5 million. There is not the slightest indication that [nuclear energy] will ever be obtainable. It would mean that the atom would have to be shattered at will. - Albert Einstein, 1932.