Nor is this a proposal that a theological school be «about» Christian congregations in the sense that they become the central subject matter studied in a theological school. (religion-online.org)
Rather, it must take as its central subject matter the church's mission in the present global situation. (religion-online.org)
In the 1970s she moved to the area near Mount Tamalpais in California, which became the central subject matter of numerous paintings and poems. (serpentinegalleries.org)