"It happened this way: I fell in love and then, because the love was ruining everything I cared about, I had to fall out." So begins Drinking: A Love Story, journalist Caroline Knapp's brave and powerful memoir of her twenty years as a functioning alcoholic. Knapp writes that she loved liquor the way she loved bad men and, like all tragic love stories, hers is a tale of seduction and betrayal, a testament to the alluring but ultimately destructive...