The Value of Seligman’s Optimism in Disorder Novel as Teaching Materials of Indonesian Language in SMA

—This study aims to describe and explain the value of Sellingman's optimism contained in the novel Disorder by Akmal Nasery Basral so that it can be used as Indonesian language teaching material in high school. The method used in this study is a qualitative descriptive method. The data in this study are in the form of words, phrases, clauses, sentences, and paragraphs that contain information about the value of Sellingman's optimism in the novel. The structural approach is used as a scalpel because it is used to describe the findings in the novel structure. The validity of the data used is investigator triangulation. Data analysis resulted in finding the presence of Sellingman's optimism value in Novel Disorder in the novel, namely permanence, pervasiveness, and personalization.