Heart Window was a novel by Victor Hugo of France. It mainly told the story of a young man from wealth, happiness to poverty, loneliness to wealth. Through the protagonist's experiences, the novel reveals the complexity and multi-facedness of human nature, as well as the influence of social class and fate on individuals. After reading Heart's Window, my feelings are mainly as follows: The protagonist's experience was full of ups and downs, but through his own efforts and persistence, he finally achieved self-redemption and growth. This kind of tenacious spirit and positive attitude made me feel hope and strength. The novel reveals the influence of social class and fate on individuals. The protagonist's family background and environment determined his fate, but he finally changed his fate and became a successful businessman through his own efforts and struggles. This made me feel that background and environment are not the only factors that determine a person's success. Only through hard work and struggle can one realize one's dreams and goals. The novel depicted the complexity and multi-facedness of human nature. After experiencing setbacks and pain, the protagonist kept thinking and exploring his own heart. He found that his heart was filled with contradictions and conflicts. Only through constant cleansing and reconstruction could he find inner balance and peace. This made me feel that the human heart is full of contradictions and conflicts. Only by constantly thinking and exploring can we understand our own heart and humanity. Heart Window is a novel full of wisdom and enlightenment. Through the protagonist's experience, I deeply understood the fate of human nature and social classes, as well as the importance of changing one's own fate and finding inner balance and peace through one's own efforts and struggles.