种一棵树最好的时间是20年前，第二好的时间是现在。
The best time to plant a tree was 20 years ago; the second best time is now.
To succeed， get other people to pay you； to become wealthy， help other people to succeed.
In mathematics, the journey is just as important as the destination.
The mirror is not just a surface, it's a dimension.
If you're not interested in food and people， you're probably not interested in what I do.
科学的进步依赖于挑战未知的勇气和从失败中学习的智慧。
最危险的并非失败，而是自满。
翻译：言行谨慎，既能避免灾祸，也不会招来荣誉。