数学的美在于它能够以最简单的术语描述宇宙。

如果你实在没有办法从别人那得到一句赞美，那就自己送自己一句吧。

我不是下一个尤塞恩·博尔特或迈克尔·菲尔普斯。我是第一个西蒙·拜尔斯。

I'm not going to school just for the academics - I wanted to share ideas, to be around people who are passionate about learning.

It is not because certain things are difficult that we do not dare;it is because we do not dare that things are difficult.

图画书就像是可以捧在手心里的小艺术品。