—— 请按键盘 空白键 开始游戏 ——

The primary rules of obligation are those that require or forbid certain actions.
The most dangerous thing is to do nothing.
心灵自有其天地,能把天堂变地狱,把地狱变天堂。
The improvement of the productive powers of labor, and the greater part of the skill, dexterity, and judgement with which it is anywhere directed or applied, seem to have been the effects of division of labor.
回忆就像影子 - 它们无处不在跟着你,即使在没有光的时候。
The soft drink industry thrives on constant reinvention.