The owner of a jewelry shop has just heard about Six Sigma as a way of managing. The owner sees no reason to invest any further in Six Sigma. As he told a friend, “Six Sigma may be relevant for some of the cheap jewelry shops in town, but I only sell the highest quality diamonds and jewelry. I am already the top quality jewelry retailer in town. Six Sigma has nothing further to offer me.” Evaluate the comments of the jewelry shop owner.