I didn't love Christopher Nolan's 'The Odyssey' at first. Then I couldn't stop thinking about it.

Matt Damon in "The Odyssey." Melinda Sue Gordon/Universal Pictures With "The Odyssey," Christopher Nolan delivers another masterclass in epic filmmaking. I didn't fully appreciate "The Odyssey" until I went to bed and started dreaming about it. "The Odyssey" opens in theaters on Friday. The mind can play tricks on you. When I first left a screening of Christopher Nolan's sprawling epic, "The Odyssey," I was a little perplexed. I couldn't deny Nolan's mastery as a storyteller: The beautiful…