The most important thing is to be passionate about what you do.

死者既已安葬，活着的人就不要长久地哭泣，而应该尽快做事，每个人都做自己能做的事，并用来使大家互利。 

The tyranny of the magistrate is not less formidable than that of the multitude.

"The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all."

The future belongs to those who believe in the beauty of their dreams.

环境管理不是可选的——这是我们对后代的责任。