永远不要停止问：“我们怎样才能做得更好？”
Never stop asking, “How can we do this better?”
农业的真正进步来自观察和向自然学习。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
返祖现象是理解天生犯罪人的关键。
你知道的越多，你就越意识到你不知道的越多。
书是你握在手中的一个梦。
The road to success is always under construction.