The present is the past rolled up for action, and the past is the present unrolled for understanding.

War is a tragedy, but sometimes necessary.

"Life is a tragedy when seen in close-up, but a comedy in long-shot."

任何经济理论的最终检验标准是它是否能改善现实世界的决策。

The only thing that scares me more than space aliens is the idea that there aren't any space aliens. We can't be the best that creation has to offer. I pray we're not all there is. If so, we're in big trouble.

The only way to do great work is to love what you do.

Equality is not just a moral imperative; it’s an economic necessity.