以其人之道，还治其人之身
yǐ qí rén zhī dào , huán zhì qí rén zhī shēn
Definitions
- •to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹[zhū xī])
- •to get revenge by playing sb back at his own game; to give sb a taste of his own medicine