Michael Metcalfe在TED演讲：我们需要钱来进行援助，那么就来印钞吧。 Thirteen years ago, we set ourselves a goal to end poverty. After some success, we've hit a big hurdle. The aftermath of the financial crisis has begun to hi
This speech by President Ronald Reagan to the people of West Berlin contains one of the most memorable lines spoken during his presidency. The Berlin Wall, referred to by the President, was built by C
Today, we face an unprecedented surge in the brutal slaughter of iconic animals by poachers. 今天，我们面临着偷猎者对标志性物种前所未有的疯狂杀戮。 In South Africa, for example, one rhino was killed every month until 2005. 比如在南
THE PRESIDENT: Good morning! (Applause.) Good morning,everybody! Everybody, please have aseat. Have a seat. Well, on behalf of Michelle andmyself, welcome to the White House. Thisis one of my favorite
