The cloth roses in Jane's tenement apartment change her attitude by bringing a sense of beauty and hope into her life. Jane is living in a difficult and impoverished environment, and the roses provide a small but significant source of comfort and inspiration. They remind her of the beauty that exists in the world and give her a sense of purpose and pride in her own creativity. By creating something beautiful out of humble materials, Jane is able to find joy and meaning in her life, despite her difficult circumstances.