可持续性不是成本;而是对相关性和持久性的投资。
The most important thing is to be true to yourself.
你知道得越多,就越意识到自己知道得多么少。
土壤的健康决定了牲畜的健康——永远不要忘记这一点。
A business that makes nothing but money is a poor business.