"Truth is not found in the light, but in the shadows where we dare not look."
The world is a beautiful book, but of little use to him who cannot read it.
你如果出色地完成了某件事，那你应该再做一些其他的精彩事儿。不要在前一件事上徘徊太久，想想接下来该做什么。
On motivation: "I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you."
