What I tell my patients is to compile an exhaustive list of all the ways the person was wrong for you, all the bad qualities, all the pet peeves, and then keep it on your phone.
(Risos) Eu peço aos meus pacientes que façam uma lista exaustiva de todas as maneiras que a pessoa era a errada pra eles, todas as más qualidades, as manias, e mantenham isso no telefone deles.