最可持续的产品是能持续一生的产品。

The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.

失败不可怕，可怕的是失去从失败中学习的能力。

真正的林业领导力意味着超越季度报告的思考。

In the end, all we have are words.