A real decision is measured by the fact that you’ve taken a new action. If there’s no action, you haven’t truly decided.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

可持续性不仅仅是一个流行词，它是负责任林业的基础。我们必须在经济增长和环境管理之间取得平衡。

宇宙是一顿免费的午餐。