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.

照片是最完美的图画。

【译文】忍下一时的怨气，可以免除长久的忧患。遇到不利的情况学学乌龟，该缩头的时候就要把头缩回去。

领导者是知道方向、走在前方并指引方向的人。

海洋是伟大的高速公路、伟大的平原、伟大的行动领域。