James Cameron's greatest strength as a filmmaker is his ability to emotionally connect to general audiences despite the massive scale of his technologically innovative blockbusters. His newest feature, "Avatar: The Way of Water" is currently the biggest movie in the world, already racing past the 1 billion mark after two weeks. Despite having deep roots in bloody, R-rated action movies like "Aliens," the ambitious director believes that, looking back, some of his films have in fact been too...