健康的森林意味着健康的经济；两者密不可分。

追求完美是优秀的敌人。

When I have been listened to and when I have been heard, I am able to re-perceive my world in a new way and go on. It is astonishing how elements that seem insoluble become soluble when someone listens.

每次挫折都是卷土重来的铺垫。

在怀疑时，克制自己。

最后，战略必须具有连续性。它不能不断地被重新发明。