The strength of a nation's institutions is not just in their formal rules, but in the informal norms that govern behavior and the degree to which they are internalized by the population.
界限定义了我们的身份。它们定义了什么是“我”,什么不是“我”。界限显示了我结束的地方和他人开始的地方,引导我拥有一种所有权感。