My fellow Americans, since Day One, my administration has been hard at work, tearing down the barriers to job creation and economic growth. 我的美国同胞们，从走马上任的第一天开始，本届政府一直在努力工作，推倒阻碍创造就业和经济增长的藩篱。 We have re

第82届奥斯卡最佳女主角Sandra Bullock桑德拉·布洛克获奖感言，获奖影片《弱点》，献给竞争对手和母亲们。 Did I really earn this or did I just wear you all down? I would like to thank the Academy for allowing me in the last month to have th

This is really a two-hour presentation I give to high school students, cut down to three minutes. 这真的是一个我给高中学生做的2个小时的演讲，现在缩到了3分钟。 And it all started one day on a plane, on my way to TED, seven years a

Over the last few months, I've been talking about a choice we face as a country. We can either settle for an economy where a few people do really well and everyone else struggles to get by, or we can

I'm going to speak today about the relationship between science and human values. 今日我要讨论科学和人类价值观之间的关系 Now, it's generally understood that questions of morality -- questions of good and evil an