你知道的越多，你就越意识到你不知道的越多。
The more you know, the more you realize you don't know.
我们必须敢于梦想，并将这些梦想转化为现实。
I was never afraid of failure; for I would sooner fail than not be among the greatest.
认证计划是负责任林业实践的底线，而不是上限。