But I want to make it clear: there is no such thing as silence. 我要说清楚的是，并不存在一种叫做无声的东西。 And I know this sounds like the most pretentious TED Talk statement ever. 我知道这说法听起来差不多是TED里最自负的。 But even if you
Hi, everybody. This week, I went down to an Amazon warehouse in Tennessee to talk more about what we need to do to secure a better bargain for the middle class, to make sure that anyone who works hard
Q Mr. President, my name is Bai Best (phonetic) from Liberia. The late Dr. Solomon Carter Fuller was the first black -- the first black psychiatrist（精神病学家） in America and probably in the world. In my
Still, I'm optimistic. Yes, inequity has been with us forever, but the new tools we have to cut through complexity have not been with us forever. They are new-they can help us make the most of our
