「引狼入室」

(pos:動詞)
<explanation>
yue:將狼引入屋企，比喻自己帶啲災禍入嚟
eng:to lure a wolf into your house; to offer an opportunity for enemies to invade; to bring disaster on oneself
<eg>
yue:你請個有偷嘢案底嘅人負責收錢，即係引狼入室啫。 (nei5 ceng2 go3 jau5 tau1 je5 on3 dai2 ge3 jan4 fu6 zaak3 sau1 cin2, zik1 hai6 jan5 long4 jap6 sat1 ze1.)
eng:Hiring this person with theft convictions as the cashier is no different than luring a wolf into your house.