—— 请按键盘 空白键 开始游戏 ——

The art of doing mathematics consists in finding that special case which contains all the germs of generality.
Every performance is a new beginning.
过去是一个异国;他们在那里做事的方式不同。
The only way to achieve long-term success is to create real value for customers, employees, and society.
量化宽松的问题在于它在实践中有效,但在理论上却行不通。