Dont over think it. Be gentle, kind and tender in your interactions with the world (and your W). But at the same time, be firm, confident and demand to be treated with respect. Dont let her, or anyone else, run all over you. DO be dark and turn your sights inwards. Work on Surfer in this time.
Me: 48 y/o W: 47 y/o Together: > 20 yrs BD: Dec '15, then S 2nd BD: Mar '16, then I filed for D April '16: started piecing