Strive for greatness.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

互联网的未来不在于技术，而在于人们如何使用它。

我们对人与物体之间的空间以及它们如何互动感兴趣。