The dog’s agenda is simple, fathomable, overt: I want. “I want to go out, come in, eat something, lie here, play with that, kiss you. There are no ulterior motives with a dog, no mind games, no second-guessing, no complicated negotiations or bargains, and no guilt trips or grudges if a request is denied.

Consumerism thrives on emotional voids.

American companies spend more than $200 billion each year hacking women's bodies into bits and pieces, urging comparisons between self and other, linking value to air-brushed ideals, and as the girls in my seventh-grade class graduated to high school and beyond, the imagery around us would only grow more specific, more pummeling, more insidious.

On the broad spectrum of solitude, I lean toward the extreme end: I work alone, as well as live alone, so I can pass an entire day without uttering so much as a hello to another human being. Sometimes a day's conversation consists of only five words, uttered at the local Starbucks: 'Large coffee with milk, please.

Fall in love with a dog, and in many ways you enter a new orbit, a universe that features not just new colors but new rituals, new rules, a new way of experiencing attachment.

For years, I ate the same foods every day, in exactly the same manner, at exactly the same times.

Love—the desire to love and be loved, to hold and be held, to give love even if your experience as a recipient has been compromised or incomplete—is the constant on the continuum of hunger, it's what links the anorexic to the garden-variety dieter, it's the persistent pulse of need and yearning behind the reach for food, for sex, for something.