Check out some books on personality type- especialy Myers Briggs.
Paul Tieger has some good consumer level ones such as "please understand me" or "do what you are"
Not everyone is naturaly extroverted, or highly social. Some people are more logical, some are more introverted. And it is all good! Once you understand yourself and your natural talents, you can begin to balance yourself out, develop areas that are paler than others.
As far as what others admire and look up to- it is different for everyone. Some people are very attracted to those who are quiet, and shy away from extroverts...
New Behaviour Generator and Belief come to mind, for developing abilities that you admire in others. Still, cellebrating who and how you already are is by far the best place to start.
vitaman