The chilly winter Delhi evening was dominated by two unique individuals. And could there have been a greater contrast between these two personalities? He, the 'dirty old man,' touching an unbelievable grand age of 97 ("If I make a century I will be lucky"), in a wheelchair and a black ski hat, his glass of Scotch beside him. She, a sober, dignified lady, elegant in pearls and a beautiful blue silk sari, her manner modest and gracious. Khushwant Singh, writer, and Gursharan Kaur, the prime minister's wife. "She is a crowd-puller! I discovered she could draw as many people as a star from Hollywood," Singh says, explaining...