the belief that America offers the opportunity to everyone of a good and successful life achieved through hard work 美国梦（相信只要经过努力不懈的奋斗便能在美国获得更好生活的信仰） Born a poor boy in Kansas, he lived the American dream as a successful inventor. 一个出身于堪萨斯州的穷小子，他实现了美国梦，成了一名成功的发明家。