森林的真正价值不能仅用木材体积来衡量；它的价值在于它所维持的生命。
The true value of a forest cannot be measured in board feet alone; its worth is in the life it sustains.
"The only way to do great work is to love what you do."
You can't let praise or criticism get to you. It's a weakness to get caught up in either one.