幸福不是没有问题，而是有能力处理它们。

每个人都幻想将来会更好，而不是更糟。

我不是最完美的人，但我是最真实的人。

Science is a way of thinking much more than it is a body of knowledge.

A society’s competitive advantage will come not from how well its schools teach the multiplication and periodic tables， but from how well they stimulate imagination and creativity.

人类追求知识的欲望源于对宇宙之谜的好奇心。