The strong influence of old Moriarty, Dean’s father, determined that his abandonment of others after he steps into adulthood for fearing of being refused by others. He prefers to “abandon” others before they do it to him. In Mexico, he left Sal alone in a hotel with severe dysentery and in need of help urgently, just made up a ridiculous excuse and go away without any consideration. It is the expression of fear of being given up by his dear friend after such an illusionary trip where both of them cannot find any answers for questions haunted them for so long. Except at the end of the story, the last time, Dean arrives in New York to see Sal after a long journey, just want to see him and talk to him “垮掉的一代”杰克•凯鲁亚克《在路上》英语论文(8):http://www.youerw.com/yingyu/lunwen_446.html