The greatest threat to our forests is not the axe, but indifference.
对我们森林的最大威胁不是斧头，而是冷漠。
The best leaders are those who listen more than they speak and act with integrity.
译文：认识是实践的开始，实践是认识的完成。圣人之学只有一个功夫，知和行不能分成两件事。
我不让错误定义我，我让它们磨砺我。
人生最好的老师就是经历。