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Comparing ourselves to others is a surefire way to feel worse about our own lives.

Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.

The future of forestry belongs to those who see trees as living systems, not just standing inventory.

The basis of optimism is sheer terror.

"I keep on saying that anything is possible."

我們不是從祖先那里繼承了海洋，而是從子孫那里借來的。

我們今天種下的每一棵樹都是對明天的承諾。