The true discovery of America is before us. The true fulfillment of our spirit, of our people, of our mighty and immortal land, is yet to come.

The only thing that counts is what cannot be explained.

人生最大的美德是真正的勇气，懂得如何面对事实并超越它们。

做出伟大工作的唯一方法是热爱你所做的事。

我不是榜样，我是榜样的榜样。