Five Ways Sanatana-Dharma Is Different From Ordinary Religion

“Ramanujacharya has explained the word sanatana as ‘that which has neither beginning nor end,’ so when we speak of sanatana-dharma, we must take it for granted on the authority of Shri Ramanujacharya that it has neither beginning nor end.” (Shrila Prabhupada, Bhagavad-gita, Introduction)