" Focus" and "function" statements (which articulate respectively the central theological affirmation of the sermon and the sermon's intended "affect" upon the hearers) are to be prepared with specific congregations in mind, acknowledging that a shift in congregational context may well necessitate a shift in sermonic focus and function." Illustrations and examples are to be selected which can address and are reflective of the diversity of life situations and experiences congregants bring to the preaching event. "

― , Preaching as Local Theology and Folk Art