India, July 18 -- "Bhagwaan ki marzi ke aage kisi ki nahi chalti"... but fortune also favors the brave. Few films embody that idea better than Christopher Nolan's spectacular adaptation of Homer's Greek epic The Odyssey.

Fortune also occasionally grants moviegoers the perfect theatrical experience: a packed house, phones tucked away, no chatter, no interruptions- just hundreds of people held in pin-drop silence for nearly three hours. Watching The Odyssey in that atmosphere only reinforced a question that lingers long after the credits roll: what drives someone who has already reached the absolute pinnacle of filmmaking to keep aiming even higher?

To conceive a film like The Odyssey- and to believe you can pull it off- is an ambition th...