““She’s aware of her fondness for ledger keeping, a term that marriage counselors use to castigate their clients for keeping a running tally of who did what to whom, which is not in the spirit of generosity that supposedly nurtures a healthy relationship. The way she sees it, generosity is admirable but not always practical. Without some discreet retaliation to balance things out, a little surreptitious tit for tat to keep the grievances at bay, most relationships—hers included—would surely combust in a blaze of resentment.””