《宋史·列传·卷六十四》
汉武帝让辩士朱买臣等想出十条对策来问难平津侯，平津侯不能回答。
上使辩士朱买臣等发十策以难平津，平津不能对。
Emperor Wu of the Han Dynasty asked debater Zhu Maichen and others to come up with ten strategies to question Pingjin Hou, but Pingjin Hou could not answer.