In The Summer Book Tove Jansson distills the essence of the summer--its sunlight and storms--into twenty-two crystalline vignettes. This brief novel tells the story of Sophia, a six-year-old girl awakening to existence, and Sophia's grandmother, nearing the end of hers, as they spend the summer on a tiny unspoiled island in the Gulf of Finland. The grandmother is unsentimental and wise, if a little cranky; Sophia is impetuous and volatile, but she...