Freedom and responsibility are inseparable.

数学是理解宇宙的钥匙。

The best leaders are those most interested in surrounding themselves with assistants and associates smarter than they are.

"The only real failure in life is not to be true to the best one knows."

The most important tool in chemistry is not the flask or the spectrometer—it's the imagination.

人类的精神比任何可能发生的事情都要强大。

最好的故事是那些提出问题而不仅仅是提供答案的故事。