Yesterday, during a back & forth professional e-mail chain, a business partner wrote: "Congratulations to your daughter on her acceptance to the university!" I stopped for a moment, taken aback at the obviously incorrect statement. Yours truly has never been in a position to father a child, dear reader, and so the laudation was, alas, misdirected. A couple of e-mails later, and all was sorted out. The person had meant to send the remarks to someone else. No harm, no foul. Afterward, I had turned the exchange into a minor story of mirth, regaling a couple of co-workers about it, and even posting it online to social media. Chuckle chuckle, there's no way Matt could have a daughter out there -- or could he? Ha ha, but no. Admittedly, I had a few seconds of slight panic at the thought of an offspring I was unaware of. The alarm was uncalled for, of course, which at the moment made it even more amusing. And then, as the day wore on, a rather surprising sen...