Former New York City mayor and potential presidential hopeful Rudolph Giuliani began an hour-and-a-half-long speech in Sarasota on Tuesday by poking fun at the organization founded to help maintain international law. Giuliani told the nearly 1,700 audience members, some of whom paid up to $600 to hear him speak as part of this year's Ringling School Library Association Town Hall Lecture Series, a story about his first months as mayor. He had taken to calling New York "the capital of the world" as he worked his constituency. This, he said, generated letters from other mayors around the country wondering who...