没有内心生活的人是他周围环境的奴隶。

Short-term gains in forestry often lead to long-term losses for the planet.

我们不是从祖先那里继承了土地；我们是从子孙那里借来的。

Ideas are like fish. If you want to catch little fish, you can stay in the shallow water. But if you want to catch the big fish, you've got to go deeper.

做出伟大工作的唯一途径是热爱你所做的事情。

模型最重要的不是其假设，而是其结论。