It depends on how introspective they are. Some people with horrible personalities are able to think critically about things after the fact. It doesn't take a

It depends on how introspective they are. Some people with horrible personalities are able to think critically about things after the fact. It doesn't take a stubborn ego to have a bad personality. You could, for example, have a bunch of people insensitive about one another's ego (but secure enough not to care about their own).