This is really a two-hour presentation I give to high school students, cut down to three minutes. 这真的是一个我给高中学生做的2个小时的演讲，现在缩到了3分钟。 And it all started one day on a plane, on my way to TED, seven years a
Because of you, we’ve been able to get a lot done over the last 20 months. Together, we’re jumpstarting a new American clean energy industry -- an industry with the potential to generate p
But of course, it's 2016, so there's an app for that. 当然，到了2016年，已经有手机软件可以替代手表了。 So now instead of the watches, we can also use our phones. 现在我们可以用手机来代替手表。 But the impact on families was just across t
