Innovation in forestry isn't about replacing nature, but enhancing our partnership with it.《The Green Leadership》
海底并非寂静之地；它是一个动态的、不断变化的环境。
Happiness is that state of consciousness which proceeds from the achievement of one's values.
Laughter is a mechanism to bond large groups.
预测未来的最好方式就是创造未来。
欲望是缺乏了解的产物。
The art of teaching consists in large part of the ability to awaken the natural curiosity of young minds and to satisfy it with the nourishment of knowledge.