Moreover, each faith is found in many countries, and takes color from each region. German Lutheranism differs from American; Ukrainian Catholicism from Irish; Greek Orthodoxy from Russian. Every religion has permeated and been permeated by a variety of diverse cultures. This adds to the richness of human experience, but it makes our tasks of thinking and feeling about the variety of faiths more complicated than we might at first suppose. We are dealing with not just traditions but many subtraditions.