Leadership in the coal industry today means navigating the delicate balance between economic necessity and environmental responsibility.

写作是一种祈祷形式。

哲学的任务不是解决矛盾，而是使它们可见。

I’m here to build something for the long-term. Anything else is a distraction.

数学不是一项观赏性运动。

货币政策中的时间不一致性问题出现在政策制定者一旦经济主体形成预期后，就有动机偏离他们宣布的政策。