最可持续的森林是依赖它的社区所重视的森林。

在这个行业里，你必须大胆，但绝不能鲁莽。

外交的目标是通过对话和合作解决争端，并推动可持续的和平发展。

What we gain by experience is more real and more solid than what we gain by reasoning.

The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

The absence of a strong state is a greater threat to liberty than its presence.