I'm not a rapper, I'm a rock star.

心灵就是一切。你想什么，就会成为什么。

"Randomized experiments are the gold standard for causal inference, but they are not always feasible."

写作是一种不被中断的谈话方式。

I think it's important to keep challenging yourself and not get too comfortable.

So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.