Innovation in forestry isn't just about technology - it's about changing mindsets.《Green Horizons》
中心地的等级越高,其服务的区域越大,此类中心地的数量越少。
你被赋予这样的生活,是因为你足够坚强去面对它。
People are not lazy. They simply have impotent goals - that is, goals that do not inspire them.
We don't inherit the earth from our ancestors; we borrow it from our children.