Success changes most things but the thing it does really well is change perception.
He is a micromanager. He gives no one any freedom, everything has to be exactly as he says, He is a bloody control freak. On succeeding he is called a perfectionist.
He is too set in his ways. He never listens to anyone. He never takes any advice. On succeeding he is said to have conviction in his ideas and having a vision no one else had at the time.
He is an arrogant bastard. He is rude to people. He doesn't hesitate to expect the best out of people.
He lacks all social niceties On succeeding he is said to have a cavalier disregard towards rules. It is said that he makes his own.
He doesn't get what he should say in any situation. He has this tendency to blurt out anything that strikes his fancy. On succeeding it is said that he always speaks his mind irrespective of the situation he is in.
He is quiet. He doesn't know how to make his presence felt. On succeeding he is said to be humble, modest and speaking only when the need arises.