1970 to 1983, the number of Sathya Sai Baba centres in the United Kingdom grew from 2 to 51. Beliefs and practices of devotees Sathya Sai Baba gave discourses on religious topics to devotees in his native language Telugu. Twice daily, some devotees engage in worship of Sathya Sai Baba by conducting rituals such as aarti and singing devotional songs in front of his picture. Sathya Sai Baba has said that his followers do not need to give up their original religion, saying "My objective is the establishment of Sanathana Dharma, which believes in one God as propitiated by the founders of all religions. So none has to give up his religion or deity ... I have come not to disturb or destroy any Faith, but to confirm each in his own Faith, so that the Christian becomes a better Christian, the Muslim a better Muslim and a Hindu a better Hindu." According to "Ocean of Love", a book published by the Sri Sathya Sai Central Trust, "there is no new path that He is preaching, no new order that He has created. There is no new religion that He has come to add or a particular philosophy that He recommends ... His mission is unique and simple. His mission is that of love and compassion." On 24 November 1926, Sri Aurobindo Ghosh came out of his trance and announced that Krishna ("overmind Godhead") "descended into the physical". On the day before this announcement, 23 November 1926, was the birth date of Sathya Sai Baba Many felt that Sri Aurobindo's announcement heralded the Sathya Sai Avatar. Sathya Sai Baba devotees gather on Thursdays in the US and on weekends in other regions of the world for group devotional singing (bhajans), prayer, spiritual meditation, service to the community (Seva), and to participate in "Education in Human Values" (SSEHV), also known as Sai Spiritual Education (SSE) and (in India) Balvikas. (Sai Sunday School) The Australian Sai organization states, "we come together as spiritual seekers to sing our devotion to God, singing to many different names and forms that God is worshipped by." Sathya Sai baba himself says of bhajans, "I do not need songs glorifying God which like gramophone records, reproduce songs and strings of Gods names without any feeling or yearning while singing. Hours of shouting do not count, a moment of concentrated prayer from the heart is enough." Seva (selfless