The joy of mathematics comes from the moments of clarity when complex things become simple.

君子勇于改正错误，小人则文过饰非。

专业人士其实就是能更优雅的从错误从回到正常状态的业余人士。

我不是天才，我只是比别人更努力。

I believe that every film should have a message, something that resonates with the audience.