The problem with perfectionists, albeit not the only one, is that they kill things. I know. I am one. I can kill things deader than, well, a doornail.
To be a better writer, be childlike. See the world with wonder and joy. Laugh. Be delighted by small things. Look for beauty and extraordinary in the ordinary: the shape of clouds, a woman and her “slightly” overweight bulldog, the routine of walking to the mailbox and back.