Like every gay person, you vividly remember the exhilarating moment when you stepped off the curb and into your first-ever gay pride parade. Perhaps you traveled all the way to New York City for the Mother of Gay Pride Marches. Maybe you were in San Francisco or Cincinnati or Provincetown. Wherever it was, you experienced a heady sensation of cultural pride as the collective body of gays snaked along major avenues closed off to all the straight motorists.