《汉书·传·贾邹枚路传》
武帝下诏书询问枚乘儿子的情况，但没有善于写文章的，后来才找到他的妾所生的儿子枚皋。
诏问乘子，无能为文者，后乃得其薛子皋。
Emperor Wu issued an edict asking about Mei Cheng's son, but none of them are good at writing. Later, he found out that his son Mei Gao was born to his concubine.