The existence of a legal system depends on the acceptance of secondary rules by officials.
Natural experiments are a powerful tool for understanding causal relationships in the real world.
你不能只是坐在那里等待别人给你那个黄金梦想。你必须走出去，自己去实现它。
经济表现的关键在于制度的适应性效率。
Pressure is a privilege - it means you're in a position to do something great.
孔子说：“君子求自己，小人求别人。”
不要让恐惧阻止你追求梦想。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.