To do mathematics is to engage in an act of creation and discovery simultaneously.

智慧属于对永恒事物的智性理解；知识则属于对临时事物的理性理解。

The past is never dead. It's not even past.

When you are doing what you love, you don't feel the pressure.

男人害怕女人会嘲笑他们。女人害怕男人会杀了她们。