The Fault in Our Stars by John Green High School    Dutton    321 pp. 1/12    978-0-525-47881-2    $17.99    g I suppose this is a cancer book, but as its inimitable heroine Hazel would say, “It’s not a cancer book, because cancer books suck.” Evoking yet transcending such teen-illness classics as Paige Dixon’s May I Cross Your Golden [...]