我回首前尘往事，犯下重罪的小笨蛋，我想跟他沟通让他明白，但我办不到，那个少年早就不见了，只剩下我垂老之躯。
I look back on the past, committed a felony little fool, I want to communicate with him and let him understand, but I can't do this, the boy would not see the, only my old trunk.
最好的报复就是巨大的成功。
Mathematics is not a spectator sport.
"Illustrating a book is like giving a voice to the characters."
Words and deeds are not separate， but intimately connected.
可持续性不再是一种选择，而是任何希望长期繁荣的企业的必需品。