Over the years, the Most Venerable Phrabhavanaviriyakhun (Phraphadet Dattajeevo) has given many sermons concerning the effective ways of bringing about peace and happiness at the personal and social levels.The Venerable has believed that world peace is necessarily a result of personal inner peace. Throughout these past thirty or so years, the Venerable has researched and studied the teachings of the Lord Buddha especially in regards to the means to creating personal peace. For, without inner peace, world peace can never be.