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.
一个国家制度的强度不仅在于其正式规则，还在于管理行为的非正式规范以及这些规范被人口内化的程度。
Intelligence is the ability to adapt to change.
The highest form of theory is the ability to simplify complex things into simple and clear principles.
我们这个时代的挑战是在不伤害地球的情况下利用能源。
预测未来的最好方法就是创造未来。