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Sustainable forestry is not an option; it's our responsibility.
可持续林业不是一种选择,而是我们的责任。
自己不愿干的,不要强加给别人。
"We are all in the gutter, but some of us are looking at the stars."
Psychology must be a science of functions, not just a science of facts.
Invention is the mother of necessity.
We’ve got to live, no matter how many skies have fallen.