Prophetic preaching as posturing

Rick Davis is not in the best of moods these days, but I wonder if nevertheless he isn't on to something, in this assessment:

In our day prophetic preaching seems to be little more than pandering to the popular prejudices of the populace. The Inquisition, run as ever by the fundamentalists of both parties, essentially exists to salve the psychic wounds of their followers by arousing rage at objects of collective hate/fear. The folks on either side who wave the Bible with most vigor apparently read it the least.

Rick's question: "should Christians leave the 'church' to live a Christian life?