Now you can see some of the reasons why I'm optimistic. Globalization is increasing the demand for ideas, the incentive to create new ideas. 现在你可以理解我为什么对此充满信心。全球化在增大对创新的需求，这是创新的动力。 Investments in educ

Merry Christmas, everybody! (Applause.) We saw this party going on out back and we thought we’d join you. I want to thank Secretary Jewell for not only the introduction but for all that you and everyb

Obama's Weekly Address WEEKLY ADDRESS: Passing a Budget that Reflects Our Priorities 奥巴马每周电视讲话:总统呼吁国会尽快通过预算 Hi, everybody. 大家好。 On Thursday, I addressed a conference for business leaders from around t

This is me building a prototype for six hours straight. This is slave labor to my own project. 这是我正在做一个模型，足足花了6个小时。完全是苦力活。 This is what the DIY and maker movements really look like. 这就是所谓的自己动手做和自造者运动。

Building a Clean Energy Economy President Obama holds a town hall discussion with workers about building a 21st century clean energy economy to win the future as he visits Gamesa Technology Corporatio