He also runs this amazing drone mapping program, 他同时管理着无人机测绘地图工程， some of the images of which you can see behind me here and here. 你们能看到我身后的一些图片，这儿，还有这儿。 And this data will be incorporated into the pl

The first half of the 20th century was an absolute disaster in human affairs, a cataclysm. 20世纪的上半叶是人类历史上一个彻底失败的阶段，那是一场浩劫。 We had the First World War, the Great Depression, the Second World War and th

My second story is about love and loss. 我的第二个故事是关于热爱和得失 I was lucky. I found what I loved to do early in life. Woz and I started Apple in my parents garage when I was 20. We worked hard, and in 10 yea

Hi. As you've probably noticed, I'm not the President. I'm just a citizen. And as a citizen, I'm here at the White House today because I want to make a difference and I hope you will join me. My name

　　Good evening, everyone! 　　It’s a great honor for me to stand here on this special occasion to deliver a speech. Today I’d like to talk about my happiness in Nankai University. 　　I have a senior high