Stray birds of summer come to my window to sing and fly away. And yellow leaves of autumn, which have no songs,flutter and fall there with a sigh.

数学家的工作永无止境；总有新的问题要问，新的谜题要解。

不要等待完美的时刻，抓住这一刻并让它变得完美。

I don't make music for critics, I make it for people.

"The only way to learn mathematics is to do mathematics."

最好的故事是那些让你感觉受到启发的故事。