
Henry I. answered 03/14/19
Experienced, Patient Math and English teacher
Speaking as an experienced editor, I can give you one straightforward answer that stands above all others: not being open to suggestions. Experienced writers generally develop a thick skin and/or lesser ego attachment to their work. Let's face it, in a way having your writing criticized *can* seem like someone calling your baby ugly. If you can sincerely look at editing as an opportunity for improvement, you will be much better regarded by an editor.