《笑林广记·闺风部》
有个卖东西的老妇人向她们请安，问谁是大的，谁是小的，以免失礼，小老婆说道： 地位是她大，年纪是我大。 
有卖婆见礼，问哪位是大，妾应云： 大是她大，大是我大。 
An old lady who sold things paid respects to them and asked which is older and which is younger, to avoid any mistakes. The concubine said: Her status is older, but I am older.