The dark side is an integral part of everyone. “shadow" in us is laid in childhood when they say what to do is "good" and what is "bad". Gradually, a set of things that we were forbidden to do forms a shadow of those desires that have not gone away, that we want to embody, but the shell of an adult restrains them and does not allow us to do as we want. It's like in childhood, when they forbid jumping on puddles, but the desire does not go away. Over time, when you wonder "how could I do this" in any situation when you behaved in a way that was unusual for you, it means that the dark side demands more and more attention to itself, and it's not always about evil deeds. The dark side is symbolized in vain as the devil. Sometimes the prohibitions imposed on us in childhood are the point of view of only one parent who has his own opinion, but this may well be absolutely the norm in society and sometimes can help you feel better if you allow her to control you in some moments. Go deeper and understand your dark side, and it will turn into a light one