Hollywood actress Angelina Jolie has revealed that she has been working on a script for a movie about Afghanistan but she is not very confident about it as of now. “I don’t even think it’s good. Maybe I’ll dig it out, but I don’t have the confidence yet to start even thinking in that way,” femalefirst.co.uk quoted her as saying. The 36-year-old, stepped behind the camera to make her directorial debut ‘In The Land Of Blood And Honey’, a film she wrote herself about a romance between a Serbian soldier and a Bosnian woman. It has been nominated for a Golden Globe Awards this year and also won a Producer’s Guild award.