養癰遺患 [ㄧㄤˇ ㄩㄥ ㄧˊ ㄏㄨㄢˋ; yang3 yong1 yi2 huan4] lit. to foster an ulcer and bequeath a calamity (idiom); tolerating budding evil can only lead to disaster to cherish a viper in one's bosom ◄ ►
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