Charles Finney emphasizes the critical role of parents in the moral and emotional training of their children, urging them to avoid insincerity, impatience, and scolding. He advocates for a calm and deliberate approach to discipline, encouraging parents to model honesty and regularity in their own lives to maintain their influence. Finney warns against fostering fears and bad tempers in children, advising parents to be mindful of their words and actions. He stresses the importance of creating a structured environment and maintaining a peaceful spirit to positively impact their children's development.