The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

The urban artifact is a work of art and a historical document.

Every challenge is an opportunity in disguise.

I'm not interested in money. I just want to be wonderful.

林业的未来在于平衡经济增长与生态保护。