The first task, clearly, is to detach the sense of identity from the descriptions of yourself. This does not mean to find another description that would be the correct one. It means to realize there is no description of you.
I think that when I die, I can breathe back the breath that made me live. I can give back to the world all that I didn't do. All that I might have been and couldn't be. All the choices I didn't make. All the things I lost and spent and wasted. I can give them back to the world. To the lives that haven't been lived yet. That will be my gift back to the world that gave me the life I did live, the love I loved, the breath I breathed