The book by the famous American science fiction writer Robert Heinlein includes the novel “I will fear no evil.” “Though I walk through the valley of the shadow of death, I will fear no evil, for You are with me...” - psalm twenty-two, the one that is traditionally read at the funeral. Robert Heinlein wrote the novel, the title of which is taken from these lines, as the last novel in his life, being seriously, almost hopelessly, ill. Those who knew him said that the author portrayed himself in the image of the inflexible old man Johann Smith. Johann Smith is also old and also hopelessly ill, but he is not just desperately clinging to life - he is preparing to give a decisive battle to death itself. And - he wins! And since any victory is the daughter of chance, the results are completely unexpected...