Literary qualifications have no more to do with it than oratory has with salesmanship. One must be able to express himself briefly, clearly, and convincingly, just as a salesman must.
Claude C. HopkinsThe only purpose of advertising is to make sales. It is profitable or unprofitable according to its actual sales.
Claude C. HopkinsThe writing of headline is one of the great journalistic arts. They either conceal or reveal am interest
Claude C. HopkinsThe time has come when advertising has in some hands reached the status of a science.
Claude C. Hopkins