Marketing is not only much broader than selling, it is not a specialized activity at all. It encompasses the entire business. It is the whole business seen from the point of view of its final result, that is, from the customer's point of view.
Peter DruckerA business is not defined by its name, statutes, or articles of incorporation. It is defined by the business mission. Only a clear definition of the mission and purpose of the organization makes possible clear and realistic business objectives.
Peter DruckerThe most important contribution management needs to make in the 21st century is ... to increase the productivity of knowledge work and the knowledge worker
Peter Drucker