The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

Success is not about how much money you make, it's about the difference you make in people's lives.

互联网应该是一个赋权的工具，而不是控制的工具。

最大的风险是不冒任何风险。