Manchester Guardian Sat. May 19, 1984 The Value of a Grandfather Figure By: Ms. Polly Toynbee On the long flight to Japan, I read for the first time my grandfather's posthumously, published book, "Choose Life -- A Dialogue," a discussion between himself and a Japanese Buddhist leader called Daisaku Ikeda. My grandfather, the historian Arnold Toynbee was 85 when the dialogue was recorded, a short t