Basing its tortured hackie hero vaguely on the pasty-faced Arthur Bremer, who, frustrated in his six attempts to kill Nixon, settled on maiming George Wallace for life, Taxi Driver not only waters down the unforgettable (to anyone who's read his diary) Bremer, but goes for traditional plot sentimentality. Bremer, as he comes across in his diaries, was mad every second, in every sentence, whereas the Bickle character goes in and out of normality as the Star System orders. The Number One theme in the Arthur Bremer diary is I Want to Be A Star. Having dropped this obsession as motivation, the movie falls into a lot of motivational problems, displacing the limelight urge into more Freudian areas (like sexual frustration) and into religious theories (like ritual self-purification). The star or celebrity obsession is a Seventies fact—the main thing that drives people these days—compared to the dated...