Marcus Brody: The search for the Grail is the search for the divine in all of us. But if you want facts, Indy, I've none to give you. At my age, I'm prepared to take a few things on faith.
Professor Henry Jones: My son, we're pilgrims in an unholy land.
Professor Henry Jones: Elsa never really believed in the grail. She thought she'd found a prize.
Indiana Jones: And what did you find, Dad?
Professor Henry Jones: Illumination.
... Indiana Jones And The Last Crusade