刀子嘴巴，豆腐心 dāozi zuǐbā, dòufu xīn

dāozi zuǐbā, dòufu xīn phrase knife mouth but heart of bean curd; sharp tongue concealing a caring heart
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '刀子嘴巴，豆腐心')