当我看着这个世界时，我是悲观的，但当我看着人们时，我是乐观的。

跨行业的合作对于解决未来的能源挑战至关重要。

I believe that stories have the power to heal.

The things we own are the things that own us.

I don't let setbacks stop me. They make me stronger.

Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.

教育是对人力资本的投资，会以更高生产率的形式获得回报。