Second Thoughts

mentimutation
n. a change of mind

“To change your mind and to follow him who sets you right is to be nonetheless the free agent that you were before.” — Marcus Aurelius

“When the facts change, I change my mind. What do you do, sir?” — John Maynard Keynes

“Why should you mind being wrong if someone can show you that you are?” — A.J. Ayer (attributed)

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“The image of myself which I try to create in my own mind in order that I may love myself is very different from the image which I try to create in the minds of others in order that they may love me.” — W.H. Auden

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“It is a profound and necessary truth that the deep things in science are not found because they are useful; they are found because it was possible to find them.” — Robert Oppenheimer

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http://commons.wikimedia.org/wiki/File:Richard_Neuhauss_Otto_Lilienthals_Flug_vom_29_Mai_1895.jpg

“Outside of the proven impossible, there probably can be found no better example of the speculative tendency carrying man to the verge of the chimerical than in his attempts to imitate the birds, or no field where so much inventive seed has been sown with so little return as in the attempts of man to fly successfully through the air. … It may be truly said that, so far as the hope of a commercial solution of the problem is concerned, man is to-day no nearer fulfillment than he was ages ago when he first dreamed of flying.” — Rear Admiral George W. Melville, engineer-in-chief, U.S. Navy, 1901