History reminds us that, at every moment of economic upheaval and transformation, this nation has responded with bold action and big ideas.
In the midst of civil war, we laid railroad tracks from one coast to another that spurred commerce and industry.
From the turmoil of the Industrial Revolution came a system of public high schools that prepared our citizens for a new age.
In the wake of war and depression, the G.I. Bill sent a generation to college and created the largest middle-class in history.
(APPLAUSE)
And a twilight struggle for freedom led to a nation of highways, an American on the moon, and an explosion of technology that still shapes our world.
还有就是90年代美国落后日本的时候，克林顿投资科技所产生的IT业使美国重返老大
现在，奥巴马投资能源、health care、教育，会产生同样的效果吗？请注意，他没有提到科技，只提到了科技中的能源