"One night, Elango has a dream that consumes him, driving him to give it shape. The potter is determined to create a terracotta horse whose beauty will be reason enough for its existence. Yet he cannot pin down from where it has galloped into his mind. The Mahabharata? The Trojan horse legend? His anonymous potter-ancestors? Once it's finished, he does not know where his creation will belong. In a temple compound? Gracing a hotel lobby? Or should...