People who could not relate to this high truth begged Guru Nanak to tell them what God looked like. The great Guru taught them that God is formless. God is beyond these three qualities one understands Him, O Nanak, with whom God is pleased. "All the Sikh Gurus insisted that they were not to be worshipped. They exhorted their followers to worship none but the One True God. Guru Gobind Singh went so far as to say,. "Those who call me God will fall into the pit of hell. Consider me as a humble servant of God and have no doubt about it," but those persistent questions still haunt some of us; who is God? Where does He dwell? How can we prove that He is? It is not just deniers and atheists who have raised these questions. Philosophers and saintly souls and wise man who realized God in their lifetime have also been troubled by these persistent doubts. People who go through mental turmoil and suffering also find it difficult to believe in the existence of God. When Dr. Annie Besant, the founder of the famous Theosophical Society of India, was a young woman, she worked on the editorial staff of a prestigious magazine called "The New Review". She was an intellectual woman, given to mature reflection and logical thinking. She gave birth to baby who fell seriously ill, soon after birth.