" Today, any movie that didn’t show Rick and Ilsa sweatily grappling with each other’s naked bodies in Rick’s apartment above the café would be considered old-fashioned. But graphic sex wipes out ambiguity, and the ambiguity in Casablanca, the uncertainty about events and motives, is one of the things that still entices us. "

― , Round Up the Usual Suspects: The Making of Casablanca--Bogart, Bergman, and World War II