Anyone who has watched a Steve Jobs keynote will tell you he is one of the most extraordinary speakers in corporate America. 但凡看过Steve Jobs的主题演讲的人都觉得，他是全美最棒的演说家和合作伙伴。 Who does the best job of that in

Good morning. Earlier this week, the Republican House of Representatives chose to shut down a government they don't like over a health care law they don't like. And I've talked a lot about the real-wo

Good morning everyone.This past week we've seen the best and the worst of humanity.The heinous terrorist attacks in Paris and Beirut, in Iraq and Nigeria.They showed us once again the depths of th

I was thinking about this last week. I was thinking about this last week on the day I announced the end of our combat mission in Iraq. (Applause.) And I spent some time, as I often do, with our soldie

And so fundamentally, rather than, for example, measuring content based on how many people are watching, 从根本上，而不是，比如根据收视率衡量内容 this gives us the basic data for looking at engagement properties of conte