The key to success is to keep growing in all areas of life - mental, emotional, spiritual, as well as physical.

You think your pain and your heartbreak are unprecedented in the history of the world, but then you read.

农民是最早的环保主义者；他们的日常决策对我们的地貌影响比任何政策都大。

I’m not interested in an afterlife. I’m interested in this life.

Success is not final, failure is not fatal: It is the courage to continue that counts.

The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.

文化生态学的研究需要一种整体方法，考虑影响社会的自然和文化因素。

我的成功是因为我有一个好团队。