The central message of this sermon is that the virgin birth of Jesus is not only a biblical doctrine, but an essential tenet of the Christian faith. The teacher argues that believing in the virgin birth is not just a matter of interpretation or personal opinion, but rather it is clearly taught in the Bible and has been affirmed by the church throughout history. This message advances the belief that Jesus' divinity and humanity are intertwined, and that his birth was a unique event that distinguishes him from all other human beings. The takeaway for the listener is to understand the significance of the virgin birth as a fundamental aspect of Christian theology, which has implications for how one understands the nature of God and the relationship between God and humanity. By emphasizing the importance of this doctrine, the teacher aims to highlight the distinctiveness of Christianity from other world religions and philosophies, while also underscoring its relevance and practical application in everyday life.