Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
万一禅关突然打破，美人如玉剑如长虹。
自守形式的研究是数学思想深度的反映。
Environmental responsibility should be integrated into every decision we make.
数学的进步是通过不断质疑已建立的真理来实现的。
A good detective listens more than he speaks.
If you can't mine it safely, you shouldn't mine it at all.