我们知道的越多，就越意识到自己知道的多么少。
最好的决定是在数据和直觉的交汇处做出的。
The most advanced machinery means nothing without skilled hands to guide it.
现代采石要求我们同时成为地质学家、生态学家和社区外交官。
The measure of a man is what he does with power.
Change is the essence of life. Be willing to surrender what you are for what you could become.