理论物理学的美丽在于它能够用几个简单的方程描述宇宙，揭示出表面复杂性之下的基础简单性。

"The past is never dead; it’s not even past until we’ve written it."

The challenge of modern cryptography is not just to secure communication, but to do so in a way that is both efficient and scalable.

I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.

"The best way to predict the future is to create it."

Focus on what you're good at.

You are someone else's definition of beautiful.

经济学特别是宏观经济学中说的投资是耐用资本品如厂房设备的生产，而平常说的“投资”是指购买资产如股票，这和经济学中的投资不同，为了区分，这种投资被称为金融投资。

"Silence between people can be louder than words."