领导力是关于做出艰难的决定，而不仅仅是发号施令。

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.

得到你想要的东西的代价是得到你曾经想要的东西。

每个城市都有性别和年龄，这与人口统计无关。