《明史·列传·卷一百零三》
况且宝石珠玑，多收藏于中贵人家，追求越急切，索取的价值愈高，怎么用有用的资财，耗费在无用的东西上。
况宝石珠玑，多藏中贵家，求之愈急，邀直愈多，奈何以有用财，耗之无用之物。
Moreover, precious stones and pearls are mostly collected in houses of the eunuchs. The more urgently you pursue them, the higher the price they demand. How can you waste useful resources on useless things?