In the old world, you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world, that inverts.

The beauty of computer science is that it allows us to create something out of nothing.

——〈中国问题的真解决〉，与伦敦《滨海杂志》记者谈话，1911年11月

Every town has its ghosts, and every ghost has its story.

技术不算什么。重要的是你相信人，相信他们本质上是善良和聪明的，如果你给他们工具，他们会用这些工具做出奇妙的事情。