行动和知识不是彼此的障碍。
你不能让恐惧阻止你过自己的生活。
The concept of progress is inseparable from the concept of catastrophe.
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."