数学不知道种族或地理界限；对于数学来说，文化世界是一个国家。
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."
快乐的最好方法是放下你无法控制的事情。
每个故事都是一次旅程，每次旅程都讲述一个故事。
事情不一定要改变世界才能变得重要。
Life is 10% what happens to us and 90% how we react to it.
