sentences:  He felt the film lacked a confident grasp on its characters' roles in a story "awash in elaborate special effects, sensational sets, apocalyptic scenes of destruction and a general lack of discipline".Ebert wrote positively of certain scenes, especially one in which "Sam moves into half an office and finds himself engaged in a tug-of-war over his desk with the man through the wall.I was reminded of a Chaplin film, "Modern Times", and reminded, too, that in Chaplin economy and simplicity were virtues, not the enemy."