IDON'T know whether Kuo Pao Kun was a rebel. I only know he was once imprisoned by the Singaporean government for four years—a time he never talked about in any detail. He was almost 60 when I first met him in Tokyo, and he looked like someone who didn't care about giving any kind of impression to the world: he always wore his unironed shirt as though it was hanging on him like a clothes-hanger. He was tall, but he never carried himself e