The most sustainable forest is one that provides value to people while maintaining its ecological integrity.

Sometimes you have to lose yourself before you can find anything.

客户的声音是任何企业中最重要声音。

When basic needs are insecure, all idealism withers.

译文：学习贵在实践，而非空知;贵在有用于世，而非无用之学。反对空谈，提倡经世致用。