The session of His Grace Vrindavan Chandra Das commenced with recitation of the mahamantra, “Hare Krishna Hare Krishna Krishna Krishna Hare Hare, Hare Rama Hare Rama Rama Rama Hare Hare.” which filled the auditorium with immense energy and positive vibrations. He laid emphasis on happiness which is the true goal of the human beings. In the core of Human heart lies happiness and it can only come from knowledge, without which a human being is always suffering. It is the total knowledge (material as well as spiritual) which gives wisdom that ensures eternal happiness irrespective of material position, facilities and other materialistic things which are transitory and not permanent in nature.