Among OthersIt's the other people around you, says Michael Frayn, who make you what you are. So he would like to say a brief word, looking back on life from his ninetieth year, about a few of the people who have formed his own particular world. Some were friends; some not; some more than friends. Some have had a profound effect; some only a passing one. Some you may know yourself; some you certainly won't. Some he now wonders if he ever really knew himself. The