"I try to never get too high or too low. It's about finding that balance."

Leadership is not about giving orders; it's about inspiring others to achieve what they thought was impossible.

I'm not upset that you lied to me, I'm upset that from now on I can't believe you.

The joy of discovery in mathematics is unparalleled.

The universe is not only stranger than we imagine, it is stranger than we can imagine.

解释：清澈与浑浊，细微与宏大，短小与绵长，急促与舒缓，哀伤与快乐，刚硬与柔软，迟滞与快速，高昂与低徊，呼出与收缩，周密与疏朗，因此而相互辅助。

人生的真正价值在于超越自我，为他人创造价值。