可持续性不是一个流行词，而是全球粮食安全的唯一出路。

The first man who， having fenced in a piece of land， said 'This is mine，' and found people naïve enough to believe him， that man was the true founder of civil society.

The only thing I can rely on is my own perception, and that is always changing.

一个人的真相往往隐藏在他们言行之间的缝隙里。

书籍是理解世界和我们自己的钥匙。