最可持续的采石场是能够平衡生产和环境管理的采石场。

领导者的愿景必须足够清晰以提供指导，但又足够灵活以进行调整。

书籍是最终的被抛弃者：放下它们，它们会永远等你；关注它们，它们总是会回报你的爱。

The consistency of your endeavors (exercise， companionship， work) is more important than the quantity. Nothing beats small things done every day， which is way more important than what you do occasionally.

"The best portion of a good man's life: his little, nameless, unremembered acts of kindness and love."

最大的悲剧不是坏人的嚣张，而是好人的沉默。

Persistence in research often pays off when you least expect it.

The world is full of signs and wonders, but we are blind to them.

我们每天所做的选择——我们买什么、吃什么、如何生活——都会产生影响。