世间之事，有的可以做，有的不可以做，明知不可为而为之，是愚蠢的行为。

I think that in mathematics, and maybe in life, you have to be willing to be a little bit lost.

The future belongs to those who dare to dream and work hard to make it happen.

每个人都是一个月亮，都有从不向人展示的阴暗面。