So at the end of my first year at Harvard, a student who had not talked in class the entire semester, who I had said, 所以我在哈佛的第一年结束的时候，我对整个学期在课堂上都没有说话的一个学生说: "Look, you've gotta participate or else you

And please try to create that through your clapping. Try. Just-please try. 然后通过拍击发出打雷般的声音，请大家试一试 Very good! Snow. Snow. Have you ever heard snow? 很好！那么下雪的声音呢，大家听过吗？ No. 没有 Well then, stop clapping. Tr

I began helping a family in the Karoo Desert in the 1970s turn the desert that you see on the right there back to grassland, 20世纪70年代我开始帮助一个在卡鲁沙漠的家庭，你们看到在右边沙漠变回了草地， and thankfully, now their grandchil

If I should have a daughter, instead of "Mom", she's going to call me "Point B", 如果我有一个女儿，她会叫我B点（Point B），而不是妈妈， because that way she knows that no matter what happens, at least she can always find he

THE PRESIDENT: Menudo, thank you. Yes, we're glad you're here. Opening Day 2008, tee ball on the South Lawn. (Applause.) I'm proud to be joined by the Commissioner for the day, Roberto Clemente, Jr. B