—— 请按键盘 空白键 开始游戏 ——

思维的速度比光更快,因为它能瞬间穿越时间维度。
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.
没有人值得你流泪,值得让你这么做的人不会让你哭泣。