原文英文：The most merciful thing in the world， I think， is the inability of the human mind to correlate all its contents. We live on a placid island of ignorance in the midst of black seas of infinity， and it was not meant that we should voyage far.

大海是我的语言，沙漠是我的字母表。

领先的秘诀就是开始行动。

农业成功的真正标准不仅是产量，还有生产它的生态系统的健康。