The little boy in this picture has three older sisters, but was still able to sneak his way into this world thanks to his parents 'belief that "of the three forms of filial impiety, the worst is to be without issue."
圖中的小朋友有三位姊姊，他在父母親「不孝有三，無後為大」的觀念下「偷渡」到人間來。