In the second installment of Karl Ove Knausgaard's monumental six-volume masterpiece, the character Karl Ove Knausgaard moves to Stockholm, where, having left his wife, he leads a solitary existence. He strikes up a deep friendship with another exiled Norwegian, a Nietzschean intellectual and boxing fanatic named Geir. He also tracks down Linda, whom he met at a writers' workshop a few years earlier and who fascinated him deeply. My Struggle: Book...