以其人之道，还治其人之身
【拼音】yǐ qí rén zhī dào，huán zhì qí rén zhī shēn
【英文】 to give sb a taste of his own medicine; to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹); to get revenge by playing sb back at his own game
【基本释义】 以：拿；治：惩处。用别人的办法来惩治别人。
【详细解释】 -