O Henry was a famous American short story writer, known as the "King of American Short Stories". His works were often loved by readers for their humor, irony, and unexpected endings. O 'Henry's works, ideas, and historical background were mainly derived from his life experiences and cultural background. He was born in 1862 and studied law at Harvard University, but later gave up his studies to take up writing. His works often reflected many problems in American society in the early 20th century, including poverty, racial discrimination, social injustice, and economic crisis. In O 'Henry's works, there were often stories of poor people who finally achieved success and happiness through their own efforts and intelligence. This theme reflected the many opportunities and challenges that existed in American society at that time, as well as the people's yearning and pursuit for a better life. In addition, O 'Henry's works also reflected many cultural and moral issues in American society at that time. His works usually had a kind of irony and irony, revealing the hypocrisy and contradictions of society through humor. In general, the ideas and background of O 'Henry's works mainly originated from his life experience and cultural background, but also reflected many problems and values in the early 20th century American society.