学习计量经济学的最佳方法是通过实践——处理真实的数据和真实的问题。
释义:一片浮萍顺水漂流,终飘向大海,人生又哪里不能再次重逢呢?
Every ton of coal we extract carries equal weight in responsibility.
To create something different, you have to think differently.
The mystery of the room is in the play of light.