—— 请按键盘 空白键 开始游戏 ——

Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.
Being powerful is like being a lady. If you have to tell people you are, you aren't.
表演中最重要的是诚实。如果你能假装诚实,你就成功了。
Science is not only a discipline of reason but also one of romance and passion.