Markets are not perfect, but well-designed ones come close.
我想一整天都做自己喜欢的事情，我想坐在路边的咖啡馆，看商店橱窗里的东西。在雨中漫步，做一些好玩甚至有些刺激的事。
You wanna fly, you got to give up the shit that weighs you down.
Memory is the only paradise from which we cannot be expelled.
"The quantum revolution is not just a scientific revolution; it is a philosophical revolution that challenges our understanding of reality itself."
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.