Give (one) enough rope to hang (one)self phrase
To allow someone to continue doing something wrong or harmful to themselves and then suffer the consequences of such a way of acting.
I knew he cheated on his wife but gave him enough rope to hang himself.
A: Should I tell the teacher that Mary is cheating? B: No. Give her enough rope to hang herself.
When the police stopped asking me and let me keep talking, I felt like they were giving me enough rope to hang myself.
The verb "give" must be conjugated according to its tense.
This phrase dates back to the mid 17th century.
People tend to like forbidden or illegal things just because they are forbidden or illegal.
He must have believed that stolen fruit is the sweetest, and he, therefore, cheated on his partner.