我们不是从祖先那里继承了地球；我们是从子孙那里借来的——这必须指导每一个商业决策。

Modern quarrying requires us to be geologists, ecologists, and community diplomats simultaneously.

写作是让看不见的东西变得可见的一种方式。

到最后，我们只会后悔没有抓住的机会。

Sustainability is not just a goal, it's a responsibility.

Quality is more important than quantity. One home run is much better than two doubles.