—— 请按键盘 空白键 开始游戏 ——

The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.
我是个歌手,是个表演者。这是我最擅长的事。
The true measure of leadership is how you empower others to achieve what they thought was impossible.