Answer
Part A: He is disappointed in their willingness to avoid supporting what is morally right.
Part B:
1. "But the judgment of God is upon the church as never before. If today's church does not recapture the sacrificial spirit of the early church, it will lose its authenticity, forfeit the loyalty of millions, and be dismissed as an irrelevant social club with no meaning for the twentieth century."
2. "I have heard numerous southern religious leaders admonish their worshipers to comply with a desegregation decision because it is the law, but I have longed to hear white ministers declare: 'Follow this decree because integration is morally right and because the Negro is your brother.'"