J.R. Miller emphasizes the ethical implications of home decoration, arguing that the environment in which children grow up significantly shapes their character and moral development. He asserts that homes should be adorned with beauty and purity, as these influences are absorbed by children and impact their future lives. Miller highlights the importance of selecting aesthetically pleasing and morally uplifting decorations, including art, to foster a nurturing atmosphere. He warns against the dangers of allowing impure or vulgar images in the home, as they can leave lasting negative impressions on young minds. Ultimately, he calls for a conscientious approach to home decoration that prioritizes the moral education of children.