做农业要有耐心，要耐得住寂寞。

If you're not listening to your customers, you're already falling behind.

老脑筋就像老马；如果你想保持它们的工作状态，就必须锻炼它们。

The only way to discover the limits of the possible is to go beyond them into the impossible.

逻辑法则不是心理法则，而是真理的法则。

暴力的减少可能是我们物种历史上最重要却最不被重视的发展。