Hi everybody. Before you fire up the barbecue for the long weekend, I want to talk a little bit about the reason we get to celebrate Labor Day 嗨，大家。在你为周末长假制作烧烤之前，我想谈谈我们庆祝劳工节的原由， and that's the lab
Laura Trice在TED演讲：Remember to Say Thank You记得感谢身边的人。 Hi. I'm here to talk to you about the importance of praise, admiration and thank you, and having it be specific and genuine. 嗨。我在这里要和大家谈谈，向别人表达赞美，倾
The White House Blog-Welcome News, But No Rest As CEA Chair Christina Romer laid out earlier this morning, "Today’s employment report shows the strongest signs yet of healing in the labor market." The
Now let's return to Felix. He's in his violent death spin, remember? 现在让我们回到费利克斯。他还在剧烈地旋转中，感觉要死了，还记得吧？ Fifteen seconds into the jump, he's going at 844 miles an hour -- or as the physics majors know -
