Good morning, everyone. President Hu, members of the Chinese delegation, on behalf of Michelle and myself, welcome to the White House. And on behalf of the American people，welcome to the United States

President Obama called Republican Senator Judd Gregg a "master of reaching across the aisle" in announcing him as his choice to lead the Commerce Department today. "Clearly, Judd and I

And we don't just respect that. We cherish it. 我们不仅仅尊重它，而且珍惜它。 It also enshrines other things, the rule of law; the principle that we are all equal in rights and dignity; freedom of worship and expres

Hi, everybody. Thirty years ago, there were 500,000 people behind bars in America. Today, there are 2.2 million. The United States is home to 5 percent of the world's population, but 25 percent of

the 10 best ted talks of 2013 (most-watched) 2013年十大收视率最高的ted演讲 1) meg jay: why 30 is not the new 20 谈为何三十世代并非新二十世代 （中英） 访问量：3,784,275 临川心理学家meg jay有一条大胆的信息要给二十几岁的人:和普遍观点不同，你的二十岁这个十年不能随便扔掉。在这个具有前瞻式的演讲