The more you give, the more comes back to you.

技术可以成为我们在可持续森林管理中的最大盟友。

I don't create utopias, I depict reality.

Don't get involved in partial problems, but always take flight to where there is a free view over the whole single great problem, even if this view is still not a clear one.

她是我最好的朋友，我唯一的朋友！