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我相信正能量的力量。

人類遠比他們知道的要大。

Try not to become a man of success but rather try to become a man of value.

認證計劃是負責任林業實踐的底線，而不是上限。

智慧是對痛苦的理解，對喜悅的感激，以及對過去的接受。

做數學就是同時參與創造和發現的行為。

When you get an invitation to do something in the future， ask yourself: would you accept this if it was scheduled for tomorrow？ Not too many promises will pass that immediacy filter.