自然界的铁律是：你得到你所奖励的。如果你想让蚂蚁来，你就在地板上撒糖。
The iron rule of nature is: you get what you reward for. If you want ants to come, you put sugar on the floor.
心灵不是要填满的容器，而是要点燃的火焰。
No one's actions can be completely understood unless they are seen in the context of that person's life as a whole.
可持续林业不仅仅是砍伐树木，更是培育文明。