You are not the feelings or the thoughts or the contents of your awareness. None of these are who you are. You are the fullness of your Being, the substance of your presence.
Trauma happens in relationships, so it can only be healed in relationships. Art can't provide healing. It can be cathartic and therapeutic but a relationship is a three-part journey.
He who lives with his senses well controlled, moderate in his food and drink, he will not be overthrown, any more than the wind throws down a rocky mountain.