Thrill of the chaste: The truth about Gandhi's sex life

It was no secret that Mohandas Gandhi had an unusual sex life. He spoke constantly of sex and gave detailed, often provocative, instructions to his followers as to how to they might best observe chastity. And his views were not always popular; "abnormal and unnatural" was how the first Prime Minister of independent India, Jawaharlal Nehru, described Gandhi's advice to newlyweds to stay celibate for the sake of their souls.
But was there something more complex than a pious plea for chastity at...