Happiness is the natural flower of duty- Phillips BrooksInspirational Quotes 💡 Spread the love Happiness is the natural flower of duty. Phillips Brooks Inspirational Quotes Spread the love Explore Awesome 😎 Quotes By — Phillips BrooksRelated AuthorEmil Zatopek Ernest Hemingway Judith Rumelt William Christopher Handy William JamesRelated TopicHappiness Natural Duty Flower