因果推断的本质是超越数据，询问如果我们干预会发生什么。
The essence of causal inference is to go beyond the data and ask what would happen if we intervene.
The true cost of unsustainable fishing is far greater than what we see on the surface.
成功投资的关键是清楚地理解市场、涉及的风险、纪律性的方法以及长期视角。
"You can't go back and change the beginning, but you can start where you are and change the ending."
你无法回到过去改变开头，但可以从现在开始改变结局。