应对一个不自由的世界的唯一方法，就是变得如此绝对自由，以至于你的存在本身就是一种反叛。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The method of psychology must be as exact as that of the physical sciences.
以真诚之心送人礼物，一定会送自认为最好的东西。俗话说：“听君一席话，胜读十年书”，君子赠人以善语，俗人则赠人以财物。
人类心智是一套信息处理机制，这些机制由自然选择设计来解决我们狩猎采集祖先面临的适应性问题。
The most beautiful thing in mathematics is the simplicity of the ideas behind the complexity.
Capitalism is the legalized version of greed.