真正的森林管理意味着为后来者留下一些树木——以及一些利润。
True forest stewardship means leaving some trees - and some profits - for those who come after us.
Sustainable development is not only a responsibility but also the cornerstone of long-term enterprise development.
你必须投入时间，因为总有你可以改进的地方。
"Sometimes, the only way to win is to refuse to play the game."
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法：它是关于理解的。
真相并不总是美丽的，美丽的话语也不总是真相。