In clear and persuasive language, the author has sketched the four great paths to God-realization, namely, Karma yoga, Bhakti yoga, Raja yoga and Jnana yoga.
The Atman alone is eternal. Hospitals will tumble down. Railroad givers will all die. This earth will be blown to pieces, suns wiped out. The Atman endures for ever.
-Swami Vivekananda