林业技术应该服务于自然，而不是征服它。
Technology in forestry should serve nature, not conquer it.
When you have nobody you can make a cup of tea for, when nobody needs you, that's when I think life is over.
Sustainability is not an option; it’s a responsibility.
梦想是上帝的语言。当他用我们的语言说话时，我可以解读他的意思。但如果他用灵魂的语言说话，只有你自己才能理解。
I never look back, I look forward.
Sustainability is not a choice, it is a responsibility.