"We are all prisoners of our own minds, but some of us have built stronger cages than others."
我们都是自己思想的囚徒，只是有些人建造了更坚固的牢笼。
Fear of things invisible is the natural seed of that which everyone in himself calls religion.
The best stock to buy is the one you already own.
有时候你必须先输才能懂得珍惜胜利。
——〈宣布和平统一英文宣言〉，1922年8月17日
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。