No man is fit to hold office who isn't perfectly willing to leave it at any time...

经济学的目标是理解如何以最高效的方式分配稀缺资源。

"If you believe in your voice, keep going."

Innovation in natural gas extraction is key to meeting the world's growing energy demands while reducing environmental impact.

Markets are not perfect, but well-designed ones come close.

在每个角色中，都有我的一部分，而在我身上，也有我扮演过的每个角色的一部分。

No matter what happens in life, be good to people. Being good to people is a wonderful legacy to leave behind.

你停止学习的那一刻，就是你开始落后的那一刻。