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。

世界充满了故事，每个故事本身就是一个世界。

The only way to understand painting is to look at it.

I'm a person who likes to be unconventional.

Light gives life to architecture; without light, architecture loses its soul.

可持续性不是一种选择，而是我们对后代的责任。