Sri Mahendranath Dutta, brother of Swami Vivekananda, was born in 1869 and passed away in 1956. From his very childhood he was associated with the Sri Ramakrishna and Vivekananda revolution in India and abroad. During his long association with Swami Vivekananda in western countries he observed that how Swami Vivekananda (Sri Narendra Nath Dutta in India) with immense power of God became a completely different man of majestic personality in western countries. He also observed how easily Swami Viv