A friend sent me this piece a few years ago and it moves me every time I come across it. Here's a sample and then you can go read the whole thing.
During the Sacred Triduum — the days of Holy Thursday through Easter Sunday — the strangest thing will occur. Millions of Christians throughout the world will gather to honor the humiliation, torture and crucifixion of Jesus Christ. In a global culture that usually celebrates power, strength and beauty, this public veneration of something so horrible is always a little shocking. Could it be that what people find so absolutely compelling about the Passion narrative is the vulnerability of God?