“But neither does development end in the apostolic period. The theology of Christ, or Christology, continued to develop for hundreds of years after Christianity began. Virtually all Christians are agreed on this aspect of theology: the nature of Christ and the Trinity. But many aspects of these doctrines were developments, not explicitly found in the Bible.” (Pages 10–11)
“In John 14:26 and 16:13, Jesus says that the Spirit will ‘teach you all things’ and ‘guide you into all the truth.’ The Holy Spirit is the Paraclete, or Comforter. The Church learns things through the ages. So there is no reason to think that all knowledge will cease after the apostles. We still reflect upon doctrines.” (Page 11)
“It is immediately evident that reading Genesis is a lot different from reading, the Gospel of John or St. Paul’s Epistle to the Colossians. One notes an obvious development of the thought and theology.” (Page 10)
“the subjective grasp of men increases, without the actual doctrine or dogma changing in an essential way” (Page 5)
“a growth of depth and clarity in the understanding of the truths of divine revelation.” (Page 5)