Flight control is Brazilian. 飞行管制是巴西人发明的。 So we went together with these guys and we basically put this exoskeleton together,15 degrees of freedom, hydraulic machine that can be commanded by brain sig

Hence, the Mars watch. This weights in this watch have been mechanically adjusted so that it runs more slowly. Right? 这就是我的火星手表。这只手表的砝码用机械的方法调整过了，所以它走的相对慢一些。 And we didn't start out -- I got this watc

But here, here is the biggest force for bringing about a world of abundance. 还有最能创造富足的世界的力量。我称之为“崛起的十亿人”。 I call it the rising billion. So the white lines here are population. We just passed the seven

五. My fellow Americans, ask not what your country can do for you, ask what you can do for your country. My fellow citizens of the world, ask not what America will do for you, but what together we can

Obama's Weekly Address WEEKLY ADDRESS: A Better Bargain for Responsible, Middle Class Homeowners 奥巴马每周电视讲话：为美国中产阶级争取更好的保障 For the past few weeks, 过去几个星期， I've been visiting folks across America to tal