The theme of this book is that morality is not about human sacrifices. The traditional anti-business ethic is dead wrong. We are here to live our own lives, to achieve self-fulfillment, to be ambitious, to consume as many valuable resources as possible. Ethics is not about renouncing and sacrificing personal values. It is about producing and consuming them.
Life is, in the most serious philosophical sense, about having a good time.
Well, that's business for you. Lowdown behavior certainly occurs in business. It also appears in any profession. Some scientists fake the data. Some artists turn to forgery.