"It may be argued that particular stages of intellectual growth and special types of mentality belonging to certain nations... determine the origins of different religions, such as Hinduism, Mohammedanism, and Buddhism for Asiatics, Christianity for the Westerners, and so forth. If by religion we understand only practices, particular tenets, dogmas, customs, and conventions, then there may be grounds for the existence of many religions. But if religion means primarily God-consciousness, or the realization of God both within and without, and secondarily a body of beliefs, tenets, and dogmas, then, strictly speaking, there is but one religion in the world, for there is but one God." -- Paramahansa Yogananda, The Science of Religion , p. 4- Interestingly, Yogananda's main arguments for a single religion undergirding what he calls "denominations" such as Hinduism, Christianity, and Buddhism, are praxeological: "Why does [a man engage in a business]? Beca...