If you're having trouble overcoming an addiction to sex or porn, you could be suffering shame, which is one of the most poisonous and excruciating feelings that can be experienced. A fundamentally flawed conviction, at its root, that you are essentially flawed and useless as a human being is the source of shame. It's not only about the activities you engage in; it's about how you feel about yourself as a flawed human being to the core.