Cissy White is a survivor, advocate, writer and speaker who runs the Heal Write Now (https://healwritenow.com/events-at-center/) web site. She writes authentically, honestly and articulately about being a trauma survivor and healing.
Two of my favourite "You Matter Mantras":
Trauma sucks. You don't.
It's not trauma informed if it's not informed by trauma survivors.
Yup.