The central message of this sermon is that divine mysteries, such as the nature of Christ, can only be truly understood through revelation from God. This idea challenges the human impulse to try to figure out or understand complex spiritual concepts through reason and observation alone. The sermon suggests that while humans can learn many things about life and relationships through common sense and experience, there are certain truths that lie beyond human comprehension and can only be revealed by God. The emphasis on revelation as the sole means of understanding divine mysteries underscores the importance of authority and trust in the apostolic writings, rather than individual interpretation or speculation. This message advances a fundamental aspect of Christian theology: the doctrine of sola Scriptura (Scripture alone) and the necessity of relying on God's self-revelation through Scripture for understanding spiritual truth. The takeaway from this sermon is that true comprehension of Christ and his teachings requires humility, trust in divine revelation, and recognition of the limitations of human knowledge and understanding.