知识的最大敌人不是无知，而是知识的幻觉。

过去总是紧张的，未来是完美的。

我们需要愿意面对不确定性，承担风险，并在犯错时迅速行动，认识到失败是通往精通的必经之路。

The best moments in our lives are not the passive, receptive, relaxing times… The best moments usually occur if a person’s body or mind is stretched to its limits in a voluntary effort to accomplish something difficult and worthwhile.

"The books that the world calls immoral are books that show the world its own shame."

Don’t ask yourself what the world needs. Ask yourself what makes you come alive and then go do that， because what the world needs is people who have come alive.

一个好的理论物理学家必须能够计算一切，但什么都不理解。