最成功的现代国家是那些能够利用市场力量，同时保持一个能够执行规则和提供公共产品的强大国家的国家。

The beauty of mathematics lies in its ability to describe the fundamental laws of nature with precision and elegance.

Investors should avoid market timing and stock picking.

Science is the knowledge of consequences, and dependence of one fact upon another.

Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.