That was the theme of his defining speech at the Democratic convention in 2004, with its famous line, “There is not a liberal America and a conservative America; there is the United States of America.”
这就是他在2004年民主党大会上的成名演讲的主题，与此同时闻名天下的还有一句名言：“不存在自由美国和保守美国；只存在美利坚合众国。”