Why do some people feel ashamed of being called a salesperson?

Do you feel ashamed of being called a salesperson? Are you aware that your view of selling (the way you think and feel about it) can affect your success or failure as a salesperson? Over the years we have met many sales people who are really good at selling, have all the ingredients, write great sales results and are highly valued by their companies, yet they never feel satisfied in their sales career. .....