Somewhere toward the end of "A Few Good Men" comes the only scene from the movie that anyone actually remembers. It's the one where Jack Nicholson in a uniform begins chewing the scenery and turns a dreary Aaron Sorkin adaptation of an Aaron Sorkin play into a memorable movie while inflicting Sorkin on the entertainment industry for the next two decades. The familiar thesis of Nicholson's Colonel Jessup is that he does what needs to be done and what no one wants to talk about needing to be done. His existence may be "grotesque and incomprehensible to you", but he...