The most important thing in life is to be happy.
生活中最重要的事情是快乐。
我不是来适应的,我是来做自己的。
Markets are efficient enough that most investors will not outperform the market over the long term.
The essence of causal inference is to go beyond the data and ask what would happen if we intervene.
我是碧昂丝,永远都是。