I found this with a google search. It has ideas about how victims of religious brainwashing can learn how to throw the supernatural bullshit. I was able to figure it out without any advice but it's not easy for some people.

"Under the guise of a good for humanity, the fear of death and/or eternal damnation is instilled into the pliable and susceptible minds of children and continues into adulthood. Sprinkled with tales of eternal life, temporal wishes supernaturally achievable, the unworthiness of humans and the existence of a ‘good’ and an ‘evil’, sets the mental scene for subservient confusion."

Overcoming Religious Indoctrination: 6 Steps Towards Sanity