Xi Xie 希寫 consoled Lord Jianxin 建信君of Zhao 趙 who felt dispised by Lord Wenxin 文信君 (i.e. Lü Buwei 呂不韋) of Qin 秦. The advantage of this situation was, said Xi Xie, that Qin underestimated the strength of Zhao and would not attack it as its prime enemy.