What was the meaning of the American movie No Country for Old Men? From which angles?

The Big Short was an American film about financial fraud and crime. It told the story of a 70-year-old banker who was sentenced to prison because of a fraud transaction. The film narrated and analyzed the story from multiple angles. 1. The legal perspective: The film tells how the protagonist's criminal behavior is punished by the law from a legal perspective. The protagonist was sentenced because he defrauded a small bank, causing the bank to go bankrupt and causing a chain reaction that eventually led to more losses. From a legal point of view, the protagonist's behavior constituted the crime of fraud, which was a serious crime and would be punished by the law. 2. Criminal perspective: The film looks at the protagonist's story from a criminal perspective. The protagonist was an experienced criminal expert who had used his intelligence and skills to survive in the criminal world for decades. In this story, the protagonist was accused of fraud but he did not give up and tried to prove his innocence. From the perspective of crime, the protagonist's story tells us that crime is risky and not everyone can successfully commit a crime and escape the law. 3. Human nature perspective: The film explored the relationship between the protagonist and others from the perspective of human nature. The protagonist was a 70-year-old banker who had experienced all kinds of setbacks and difficulties in life but still maintained his passion for life and the pursuit of justice. Others had different opinions about the protagonist's behavior. Some supported him, while others opposed him. From the perspective of human nature, the protagonist's story tells us that justice and morality are not immutable. People's values and attitudes will change with the changes in life experiences. 4. Social perspective: The film explored the impact of financial fraud on society from a social perspective. The protagonist's fraud led to the bankruptcy of a small bank and caused a chain reaction that eventually led to more losses. From a societal point of view, financial fraud is a serious crime that has a huge impact on society.