“For the first time he considers the full emotional dimensions of the day. His life is changing but his parent’s lives are changing too. Like a habitat, abruptly deprived of a major species, the household will be wrenched into realignment by his departure. Like all young people, he has no idea who his parents really are. For 18 years he has experienced their existence only in so far as it is related to his own needs. Suddenly his mind is full of questions. What do they talk about when he's not around? What secrets do they hold from each other? What aspirations have been left to languish? What private grievances held in check by the shared project of child rearing will now in his absence, lurch into the light?”