柠檬问题发生的原因是卖家比买家更了解产品，从而导致市场失灵。

I always say, decisions I make, I live with them. There’s always ways you can correct them or ways you can do them better. At the end of the day, I live with them.

心灵是一个不断展开的过程。

我想被人们记住是世界上最好的中单选手。