"The late Richard Feynman, a superb physicist, said once as we talked about the laser that the way to tell a great idea is that, when people hear it, they say, 'Gee, I could have thought of that.'"

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Great men need to be lifted upon the shoulders of the whole world, in order to conceive their great ideas or perform their great deeds. That is, there must be an atmosphere of greatness round about them. A hero cannot be a hero unless in an heroic world.

— Nathaniel Hawthorne