How often have you been at a fancy dinner party, or a rocking kegger, and overheard someone lamenting the fact that their friends with children have suddenly been rendered incapable of discussing anything except the contents of the baby's diapers or the adorable thing little Cullen did to the dog? There are Facebook groups for venting frustration with parents who constantly yammer about their offspring and the business of raising them. I understand where these people are coming from. But it is hard for me to understand why they are so annoyed — after all, those people are free. The common misconception of childless, alcohol-imbibing party guests and cyber-ether baby-haters alike is that parents blabber constantly out of some arrogance or indulgent desire to show off their great kids and their perfect parenthood. Nothing could be further from the truth. We parents have so little now; the children have taken so much. We just have nothing left to say. We sometimes hear ourselves a...