The history of the United States has been characterized by ferventidealism, intense struggle, and radical change. And for everycritical, defining moment in American history, there were thosewhose impassioned voices rang out, clear and true, and whose wordscompelled the minds and hearts of all who heard them. When PatrickHenry declared, "Give me liberty, or give me death ", when MartinLuther King Jr. said, "I have a dream", Americans listened and wereprofoundly...