"Every book is a journey, and every journey changes you."

The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

The best way to learn mathematics is to do mathematics.

艺术家的角色是提出正确的问题，而不是提供解决方案。

The most important thing is to have a good heart and a good attitude.

人的精神比单纯的体力更重要，人中的精神火花可以被扇成火焰。

最好的建筑是那种消失的、不被注意到的建筑。

每个数学问题都有解答；挑战在于找到它。