Someday, Deloqueville maybe (he seems to have said every damn thing that gets quoted), once said. One man's secret uncontrollable vice is another man's total boring drag." Truer words n'er were quoted, even if I had to invent the quote myself. I have a secret uncontrollable vice, which, to many of my fellow strugglers against oblivion is probably a total boring drag. The first week of every November, no matter what else is available - dancing girls in Morocco, exotic discos in SoHo (the real SoHo, that is), or languid evenings in Palm Beach - I am always on Eighth Avenue in the murky Thirties for the National Horse Show. ..