Gold, on the contrary, though of little use compared with air or water, will exchange for a great quantity of other goods.

Gold, on the contrary, though of little use compared with air or water, will exchange for a great quantity of other goods.

相反，黄金虽然与空气或水相比用处不大，但可以用来交换大量的其他商品。

-- David Ricardo 大卫·里卡多