The sixteen stories in Margaret Luongo's If the Heart Is Lean etch sharp portraits of people in odd and sometimes surreal situations who thus have the opportunity to view their lives from a unique perspective. In "Chestnut Season," a young woman stalled in traffic sees her future self parked beside her; in "Boyfriends," the recently deceased protagonist endures eulogies by her ex-beaus and husbands; in "Mrs. Fargo," a young man faces a reckoning...