Franklin Delano Roosevelt: "The Great Arsenal of Democracy" My friends: This is not a fireside chat on war. It is a talk on national security; because the nub of the whole purpose of your President is

Four years ago here at TED, Ray Kurzweil and I started a new university called Singularity University. 四年前在TED，雷·库兹威尔和我创立了一所新的大学，叫做“Singularity University”。 And we teach our students all of these tech

Dear Nick, 亲爱的尼古拉斯， I hope things are clearing. It did cross my mind, last summer, that you were under strains of an odd sort. I expect, like many another, you’ll spend your life oscillating between f

Hi everybody. 大家好！ In my State of the Union Address, I said that the best measure of opportunity is access to a good job. 在我的国情咨文里，我说过，衡量机会的最好方式就是能否创造更多良好就业。 And after the worst recession of our lifet

And then came the trolls: 继而就是那些寻畔的了： Somebody else on that wrote, 有人在那上面写道： "Somebody HIV-positive should rape this bitch and then we'll find out if her skin color protects her from AIDS." “应该找个艾滋阳性的