Sadhus are devoted to Vishnu and are a later development than the Shaivite. Commonly called Vairagi (detached ones), they are members of various schools of Bhakti (devotion). They do not emphasize the ascetic extremes of the Shaivites. Their common identifying mark is a white V drawn on the forehead, with an added line in either white or red in the centre. Hinduism, the world’s oldest religion, has no beginning–it precedes recorded history. It has no human founder. It is a mystical religion, leading the devotee to personally experience the Truth within, finally reaching the pinnacle of consciousness where man and God are one. Hinduism has four main denominations–Saivism, Shaktism, Vaishnavism and Smartism. there are said to be three hundred and thirty-three million Gods. Hinduism is a mixture of sects, cults and doctrines which have had a profound effect on Indian culture.