"I don't really say much about reviewers. It's a very tough job to get all of the depth of a movie all at once"

Roland Joffe's quote talks to the problem of being a motion picture customer. It is a laborious to be able to record the depth of a motion picture in one watching. It is not easy to be able to absorb all the nuances of a motion picture and after that have the ability to verbalize them in a review. Joffe is likely sharing his respect for the work of a motion picture customer and also the trouble of the task. He is also most likely expressing his understanding that it is difficult to catch the full deepness of a motion picture in one watching. Joffe's quote is a pointer of the trouble of the job of a film reviewer as well as the regard that ought to be provided to those that tackle the task.