Palm Sunday/ Sunday of the Passion
In other words, whatever it was that motivated Jesus to lower himself for the incarnation and crucifixion should motivate us. So, the passion of Jesus is meant to be a model - a paradigm - for our passion. If Jesus was a passionate Messiah, we're to be passionate people. And, if we want know what that looks like we don't have to go much further beyond Bethlehem or Golgotha.