What if the answer to religious nationalism isn’t less religion?

Kerala’s recent elections suggest that a healthier alternative to fundamentalism may not be the absence of faith, but a more confident way of living with it.

Earlier this month, Kerala’s state elections made news for an obvious reason: the Congress-led opposition ended ten years of Communist-led rule in one of the last places in the world where communists still won power through the ballot box. But the more interesting story was elsewhere.

As the politician Shashi Tharoor noted: a Hindu-majority constituency,…