The best time to plant a tree was 20 years ago. The second best time is now.
种树的最佳时间是20年前，次佳时间是现在。
A good farmer is nothing more nor less than a handy man with a sense of humus.
一个好农民不过是一个有腐殖质意识的巧手人。
The real measure of success is the number of experiments that can be crowded into 24 hours.
成功的真正标准是能在24小时内塞进多少实验。
The man who moves a mountain begins by carrying away small stones.
The best fertilizer for any piece of land is the footprints of its owner.
The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.
农民是我们经济中唯一以零售价购买一切，以批发价出售一切，并支付双向运费的人。
Success is not the result of spontaneous combustion. You must set yourself on fire.
成功不是自燃的结果，你必须点燃自己。
The greatest obstacle to progress is not ignorance, but the illusion of knowledge.