我相信艺术和讲故事有能力改变生活，激励人们，并将人们团结在一起。

民主的未来取决于民主社会自我改革和适应新挑战的能力。

A theory should not attempt to explain all the facts, because some of the facts are wrong.

“唯一真正永恒的是人类的联系。”

The more we know, the more we realize how little we know.

Ignoring isn’t the same as ignorance, you have to work at it.

做数学的过程比结果更重要。