LOL take the notes with you, download Eye of the Tiger on your phone Take some deep breaths before going in and tell yourself you deserve to be treated with respect and dignity. If he can not honor your request for care then it's time to move on, because you do want to feel better. Now if he's doing this fro free you may want to give him some slack but if you are paying for a service and treatment plan he needs to provide the service to you.
Your story is unique, no one has gone through the exact same things that have caused you so much pain. So it is unique. I think we all want each other to feel better and realize it takes work and a commitment to make progress. Therapist can't fix this for us, but they can help us with tools to work on ourselves and help us through stuck points.