There is a phenomenon that is rarely commented on but which is as common as it is significant. For at least two generations, countless conservative parents have seen their adult children reject their core values. I have met these parents throughout America. I have spoken with them in person and on my radio show. Many have confided to me -- usually with a resigned sadness -- that one or more of their children has adopted left-wing social, moral and political beliefs. A particularly dramatic recent example was a pastor who told me that he has three sons, all of whom...