An Indian potter prepares a diya (earthen lamp) ahead of Diwali, the Hindu festival of lights, in New Delhi on October 30, 2012. Hindus all over the world decorate their homes with earthen lamps and light candles to celebrate Diwali, symbolising, according to Hindu mythology, the homecoming of Lord Rama after vanquishing ten-headed demon King Ravana. AFP PHOTO/SAJJAD HUSSAIN        (Photo credit should read SAJJAD HUSSAIN/AFP/Getty Images)