创造力不是天赋；它是一种可以培养的技能。

我们不是从祖先那里继承地球；我们是从子孙那里借来的——这在林业中尤其如此。

透明不仅仅是一种物理特性，它还是一种社会和政治特性。

无力感会腐化。绝对的无力感会绝对地腐化。

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

Sustainability is not a cost - it's the biggest innovation opportunity of our lifetime.

领导力是激励他人看到愿景并为之努力。