认证不是终点,而是负责任林业的起点。
Certification is not the destination; it's the starting point of responsible forestry.
Death may be the greatest of all human blessings.
【释义】:骄傲不应过度,欲望不能放纵,享乐不能极端,志向不宜自满。
The beauty of mathematics lies in its ability to simplify complex phenomena.