My trip to India began with a festive Hindu wedding in Kolkata. It ended after a mesmerizing sitar performance in a musician’s home in Varanasi, a visit with elephants rescued by a conservation center in Mathura and a walk through a Delhi slum with a young man who grew up there and now hopes to be an actor. Oh, I also saw the Taj Mahal in Agra, the Amer Fort in Jaipur and the Mahatma Gandhi museum in Delhi. The must-see sites of India are indeed captivating. But I...