领导力在于今天做出艰难的决定，以塑造更美好的明天。

认证不是终点，而是负责任林业的起点。

"The moment you doubt whether you can fly, you cease for ever to be able to do it."

I will not be able to write anything else. I have nothing more to say.

数学的美只向更有耐心的追随者展示。

真理是沉默和不断冥想的产物。

The details are not the details. They make the design.

你能给予他人的最伟大的礼物是你的时间和你的声音。