I'm OK – You're OK
According to Wikipedia: I'm OK – You're OK is a 1969 self-help book by Thomas Anthony Harris . It is a practical guide to transactional analysis as a method for solving problems in life. The book made the New York Times Best Seller list in 1972 and remained there for almost two years. It is estimated by the publisher to have sold over 15 million copies to date and to have been translated into over a dozen languages.
