The Messiah's Map (Luke 18:31-34)

As Jesus, along with his disciples, continues to encounter person after person all from a variety of backgrounds and situations, where exactly is this messianic kingdom of his headed? Toward Jerusalem, yes, but to what end? What is its aim? Who does it include? What does it ask of them? Tune in, as in these few short verses, Jesus provides a map and some directions for his disciples, but is it what they want to see and hear? Are they truly up for the journey - and are we?