Quilts and Art in "Everyday Use"

With her story, "Everyday Use," Alice Walker is saying that art should be a living, breathing part of the culture it arose from, rather than a frozen timepiece to be observed from a distance. To make this point, she uses the quilts in her story to symbolize art; and what happens to these quilts represents her theory of art.
The quilts themselves, as art, are inseparable from the culture they arose from. (topic sentence) The history of these quilts is a history of the family. The narrator says, "In both of them were scraps of dresses Grandma Dee had worn fifty and more years ago. …