一位哥伦比亚大学的学生问到巴菲特关于投资美国航空的原因，他说

You could be the most beautiful person in the world and everybody sees light and rainbows when they look at you, but if you yourself don't know it, all of that doesn't even matter.

In energy, the only constant is change—embrace it.

好的市场设计能让个人激励与社会效率保持一致。