ContentsAbstract.....................................................................................................2Introduction..............................................................................................3I. The Origin and Development of Individual Heroism........................3A. The Origin of Individual Heroism...................................................................................41. The Frontier’s Time is the Key to Individual Heroism.....................................................42. The Religion is the Reason.....................................................................................................43. The Transcendentalism is the Guiding Thought.................................................................54. The Westward Movement is the Highlight..........................................................................55. The “American Dream” is the conductor............................................................................6B. The Development of Individual Heroism.......................................................................61. In Cultural Development........................................................................................................62. In Terms of Economic development.....................................................................................83. The Influence from Politics....................................................................................................9II. Individual Heroism in the Character of Taken...............................10A. Brief Introduction about Taken......................................................................................10B. Justice......................................................................................................................................12C. Bravery................................................................