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'm just trying to find a way to be happy.
唯一受过教育的人是学会了如何学习和改变的人。
To feed the world, we must first learn to listen to the earth.
The study of consciousness must be free from all theoretical assumptions.
有些时候,过去感觉如此之近,仿佛伸手就能触碰,然后它又消失了,像烟一样。