My son and I have had a lot of communication issues recently. Ever since we’ve been together for such a long time, we didn’t argue nor treat each other as if we were strangers. But now, he’s been treating me differently. It goes without saying that this is the very first time that I have become aware of his strange behavior. I have no idea why I felt this, but recently I started to think he was trying to hide something from me.

It could be about himself or something going on in his life; either way, the question is: what could it be? And why did he need to...