What I’ve achieved in tennis is great, but who I am as a person is more important.

The future belongs to those who dare to take risks and think differently.

释义：面对不公的现实，我们仍需坚持做好人的选择。

The mathematician's patterns, like the painter's or the poet's, must be beautiful; the ideas, like the colors or the words, must fit together in a harmonious way.

——在遗嘱上签名，稍休后说几句话勉励各同志，1925年3月11日

The United States, in their expansive capacity, are capable of containing within their limits the whole population of the earth.

Sometimes you have to lose yourself to find yourself.