人最珍贵的是生命，生命最珍贵的是道。

造纸行业有责任在环境管理方面引领潮流。

The best predictions come not from complex models, but from understanding fundamental incentives.

Creativity is allowing yourself to make mistakes. Art is knowing which ones to keep.

成功的关键是在事情看起来不可能的时候继续前进。

一个好老师必须能够设身处地为那些觉得学习困难的人着想。