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。

Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.

The challenge in computer science is not just to create new technologies, but to ensure they are used ethically and responsibly.

做出伟大工作的唯一方法就是热爱你所做的事。

忠于自己，永远不要为任何人牺牲自己。

I always try to buy assets that are undervalued and then try to add value to them.