By Dr. Devdutt Pattanaik – Author, Speaker, Illustrator, Mythologist On the outer walls of the Chennakeshava temple in Belur, built by the Hoysala kings in the 12th century, stands a woman holding betel leaves. But the tambula or betel appears nowhere in the Vedic Samhitas, the Ramayana or the Mahabharata. It was not part of...