/lit/ - Literature

>If you're asking how to stop doing this as someone who wants to write professionally:

If you're struggling with this, then writing probably isn't for you. The field is already saturated with people who think they're talented and, unless you're aiming to be a journalist, if you need help with this problem then chances are you don't have what it takes. Better to accept it now then waste the next decade trying to 'make it'.