Complex sentence: Hodder's failure to move his congregation causes a spiritual crisis, through which he disregards his "orthodox" views and preaches what he understands to be the core teaching of Jesus-to love and serve mankind.
Split into simpler sentences: Hodder's failure to move his congregation causes a spiritual crisis. Hodder eventually disregards his "orthodox" views and preaches what he understands to be the core teachings of Jesus-to love and serve mankind.