[applause and cheering] One evening in Denver, when Albert Einstein finished a lecture, a woman asked how she could best help her son become a great scientist. He told her, "Have him read fairy tales." Probably not the answer she was expecting. He meant let him develop his imagination.When Einstein was 16, he imagined himself riding alongside a beam of light. That was the germ of the special theory of relativity. Throughout his career, instead of doing experiments, he preferred to imagine scenarios like sup ...