Lancaster County, Pennsylvania, is a place where the old ways matter. The Amish still ride their buggies up and down the green hills. Most churches have spires, and they frame the landscape with the proclaimed piety of their people. Change comes slowly. Sometimes that's good, especially when we're talking about the basics of the faith.

Sometimes that's bad. Like when people refuse to change the little things. A lot of the churches, especially the Plain People like the Amish, Brethren, and Mennonite, practice a three-part communion service that includes the feet washing, a full meal called the love feast, along with the bread and cup. The story is told how a new pastor tried to lead an old, established church in the feet washing. The men were seated around one set of tables and the women a…