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.

记忆是脆弱的，容易被时间和政治扭曲。

我们每一次的观察都是向解开宇宙之谜迈近的一步。

The moment you start to follow the crowd, you’re going to lose that uniqueness that makes you special.

To understand recursion, one must first understand recursion.