I have, and I continue to introspect against my own shortcomings.
About six months ago I began to seriously question and examine myself; feelings, decisions I've made, mannerisms and behaviors, qualities, etc.
Being the type of person that I am (OK, controlling) I organized them into a list and formulated a plan for reducing/removing them from existence and making amends for the damage I've been perpetrating against others because of them.
I assumed responsibility, for myself and my actions, subsequently I began and continue to change. My fear, however, is that they were too little and too late for my lovely W.