Almost cent per cent of the gospel workers in the early Church were laymen mostly from ordinary background with questionable characters from all professions preached the gospel or served the Lord as commissioned by the Holy Spirit. These laymen of all professions were responsible in bringing about the revival of those days. The Bible says that God has given us His Holy Spirit to know the truth and as we have received His Holy Spirit living in us and as His anointing is upon us we do not need any one to teach us what is true for the Holy Spirit teaches us everything we need to know (1 John 2:20,27 etc). But the present trend of serving God by not involving all the people of all professions may have the tendency to go back to the Old Testament time of Levites, Sadducees or Pharisees who were the Old Testament theologians were the only ones (or only a profession) allowed to serve the Lord. Today, unless the laymen of all professions are also or once again challenged to preach