以其人之道，还治其人之身 | Chinese meaning

以其人之道，还治其人之身【yǐ qí rén zhī dào , huán zhì qí rén zhī shēn】

to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹[Zhu1 Xi1])
to get revenge by playing sb back at his own game; 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[Zhu1 Xi1])
to get revenge by playing sb back at his own game; to give sb a taste of his own medicine