The Beginning of the Good News

In this sermon, Rev Derwyn introduces the Gospel of Mark and sets up the way in which it will be explored from now until Easter. When the book opens with, "The beginning of the good news of Jesus Christ, the Son of God," what is the author of the Gospel driving at, what is his key theme, and what is he convinced of at this point in history? And how does this connect with the first reading from Exodus 19? An interesting journey now begins . . .