養(yǎng)虎傷身（養(yǎng)虎傷身）　

◎ 養(yǎng)虎傷身 yǎnghǔ-shāngshēn

[bringing up a tiger one sustains injury himself——to be injured by one whom one has been kind to] 飼養(yǎng)老虎,傷及自身。比喻縱容壞人,害了自己

兀術(shù)聽了,大叫道:“罷了,罷了!此乃養(yǎng)虎傷身也!”—— 清· 錢彩《說岳全傳》