""How To Be Happy Though Civil: A Book On Manners"" is a guidebook on etiquette and good manners, written by Edward John Hardy and originally published in 1910. The book provides practical advice on how to behave in various social situations, including at home, in public, and in the workplace. It covers topics such as table manners, conversation skills, dress codes, and social etiquette. The author emphasizes the importance of being polite, respectful,...