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The United States is the most powerful country in the world, and it will remain so for the foreseeable future.

For the past 33 years， I have looked in the mirror every morning and asked myself: 'If today were the last day of my life， would I want to do what I am about to do today？' And whenever the answer has been 'No' for too many days in a row， I know I need to change something.

你的工作將占據你生活的大部分，唯一真正獲得滿足的方法是做你認為偉大的工作。

我不想證明什么，我只想展示什么是可能的。

The best part of being in a group is having brothers to share everything with.

物理學的美麗在于它能夠用簡單解釋復雜。

從理智的異議中尋找樂趣，因為只有尊重理智，才能比消極的服從帶來更深刻的一致。