Everything you need to understand or teach They Whisper by Robert Olen Butler.
Ira's purity of desire for intimacy outstrips whatever sense he may have of traditional notions of morality, or even recognition that a "liberated woman" in his modern times might not wish to be viewed constantly as a sexual object. For Ira, any female who comes into view — physically or via memory — is a subject for detailed sexual fantasies and seduction: Good sex is true worship; bad sex is distorting and distorted religion. And somehow, although he claims to be an equal opportunity admirer, a reader never finds Ira in bed with a decidedly homely or overweight paramour.
Father-son bonding arises as Ira moves to protect John from Fiona's fixations and rages. When John is old enough to have a fascination for trains, Ira and he spend Saturdays riding the trains in and around New York — even though Ira commutes to and from work by train...