“We looked at each other. And it occurred to me that despite his faults, which were numerous and spectacular, the reason I’d liked Boris and felt happy around him from almost the moment I’d met him was that he was never afraid. You didn’t meet many people who moved freely through the world with such a vigorous contempt for it and at the same time such oddball and unthwartable faith in what, in childhood, he had liked to call “the Planet of Earth.”