我们最大的弱点在于放弃。成功最可靠的方法就是再多尝试一次。
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.
The best forestry practices are those that leave no trace but leave everything changed.
人是一个行走的存在,总是向前,寻找自己的命运。
柴油发动机是当今已知效率最高的原动机。