Renewing or changing a classis is not easy work. Classes, in their present form, have been hundreds of years in the making. How do a few people create change in this type of environment?
D.A. Carson responds to the fact that he had written what he called a "restrained critique" of the emerging church movement, and was chided with "white hot" indignation for not having approached the persons named in his critique privately as per the text.