If great achievers share anything, said Simonton, it is an unrelenting drive to succeed、 "There's a tendency to think that they are endowed with something super-normal," he explained、 "But what es out of the research is that there are great people who have no amazing intellectual processes、 It's a difference in degree、 Greatness is built upon tremendous amounts of study, practice and devotion、"He cited Winston Churchill, Britain's prime minister during World War II, as an example of a risk-taker who would never give up 、 Thrust into office when his country's morale was at its lowest, Churchill rose brilliantly to lead the British people 、 In a speech following the Allied evacuation at Dunkirk in 1940, he inspired the nation when he said, "We shall not flag or fail、 We s