下一次绿色革命必须既高效又对环境负责。

Psychology should focus on how the mind helps us adapt to our environment.

Small-scale fisheries are just as vital as large operations for a balanced ecosystem.

The study of nature is a perpetual joy.

这是我的一个秘密，再简单不过的秘密：一个人只有用心去看，才能看到真实。事情的真相只用眼睛是看不见的。