儿童教育是人类最重要的一个问题。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

我不让未来定义我，我让它磨砺我。

The only way to approach the spiritual world is through the gate of reverence.

每一个数学问题都是一个等待解决的谜题，每一个解答都是向理解现实结构迈进的一步。