A good art collector and art collection is one that displays a passion for the craft and an understanding of the artist's work. They should be able to identify the quality and value of the pieces they purchase and be able to explain the reason behind their selections. They should also have an eye for detail, recognizing the nuances of the pieces they purchase, and an appreciation for the history and culture behind the art. Furthermore, they should possess the knowledge to properly care for and display the works, and be able to share the stories of their collection with others. Ultimately, the mark of a good art collector and art collection is one which is reflective of the collector’s passion and respect for the art.