There are many religions on this planet. Most of the practices and rules of every religion look the same. All these rules are made for the welfare and happiness of human beings. But since ancient times, people are being cheated in the name of religion. Karl Marx believes that 'religion is an opium pill'. But Swami Vivekananda did not accept this view of Marx. He was of the opinion that, “Religious thinking is an integral part of human nature.