There is nothing in the world so irresistibly contagious as laughter and good humor.
世界上没有什么比笑声和好心情更具感染力了。
If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet.
世界上充满了神奇的事物，耐心地等待我们的感官变得更加敏锐。
国家本质上是侵略性和扩张主义的，因为它们存在于一个无政府状态的国际体系中，没有更高的权威来约束它们。
"The best children's books are the ones that don't talk down to children."
真正的创新发生在学科的交叉点。
量子计算机可以高效地分解大数，这将破坏当前大多数公钥密码体系。