Let's just look at something like, you know, 我们不妨看一个具体的问题 solving problems with making airlines safer. 比如如何让飞行变得更加安全 Yeah, I'm a million-mile flyer. 没错，我自己就经常要坐飞机 I do lots and lots of flying,
MRS. OBAMA: Thank you all. (Applause.) Thank you so much. (Applause.) Let's let our graduates rest themselves. You've worked hard for those seats! (Applause.) Let me start by thanking Presiden
知名毕业演讲特辑之一：哈佛大学史上最震撼毕业演讲 Lift Off By Donovan Livingston "Education then, beyond all other devices of human origin,Is a great equalizer of the conditions of men." – Horace Mann, 1848.At the time of his
