This is the last paragraph of the text, which reveals the theme of the text. "I" carefully wrapped the hook, which not only expressed my determination to learn from the old squad leader forever, but also made future generations pay tribute to the relics of the revolutionary predecessors, learn from them, and sacrifice their noble qualities for the success of the revolutionary cause and the lives of their comrades. Although the fishhook is covered with red rust, it records the heroic deeds of the old squad leader, flashing the golden brilliance of the old squad leader's thoughts, indicating that the old squad leader's spirit of caring for comrades, sacrificing himself and being loyal to the revolution is immortal.

Ask for adoption! Give the child a reward!