The most important shift...was the shift from theology to morality. The nondenominationalist trend among Protestants tended to avoid doctrinal conflicts by search for agreements in the moral realm.
Christians schooled in this rather anti-intellectual, common-denominator evangelistic approach to faith responded to the later twentieth-centruy decline in church attendance by looking not to more substantial catechesis but to business and consumer models to provide strategies for growth.
Is it any wonder that Christian youth had little option but to default to thin, pop-cultural platitudes in their attempts to make sense of their faith?
Philosophers like Charles Taylor argue that inarticulacy undermines the possibilities of reality. So, for instance, religious faith, practice, and commitment can be no more vaguely real when people cannot talk about them. Articulacy fosters reality.