Hi everybody. Seven years ago, the American auto industry was on the brink of collapse. Plants were closing. Hundreds of thousands of workers were getting laid off from jobs that had been their ticket

So what is evolution's answer to the problem of uncertainty? It's play. Now play is not simply a process. 所以进化给出不确定性的答案是什么呢？那就是玩乐。玩不仅仅是一个简单的过程。 Experts in play will tell you that actually it's a way o

Let me make a comparison directly between the United States of America and Vietnam. 现在我们对比一下美国和越南。 1964. America had small families and long life; Vietnam had large families and short lives. 1964年的美国家

So over the past few centuries, microscopes have revolutionized our world. 过去的几个世纪，显微镜改变了世界。 They revealed to us a tiny world of objects, life and structures that are too small for us to see with our

President Trump: U-S-A! Thank you, Dennis. And I have to say, I love South Carolina. I love it. Remember we came down – all together, we came down, and this was going to be a place that was tough to w