Throughout the early and mid-1990s, the Clinton administration debated the merits of paying for AIDS testing and counseling of vulnerable populations overseas.
Sometimes, just the act of venting is helpful. Counseling provides a safe haven for precisely that kind of free-ranging release: You can say things in the therapist's office, with the therapist present, that would be incendiary or hurtful in your living room.
I've experienced several different healing methodologies over the years - counseling, self-help seminars, and I've read a lot - but none of them will work unless you really want to heal.
If you like to argue just for the sake of being contentious, you shouldn't pick a job based on this unresolved emotional issue of yours, you should get counseling for it.