Charles Blow: Where went my empty nest?

Parenting is rewarding, but it is also challenging. It is a full-time, rest-of-your life job.You always think — hope — that whatever difficulty you are facing with one period of a child’s life and development will simply be solved when he or she grows out of that phase. Soon, they’ll be potty trained, or be able to retrieve their own snacks, or walk home from school alone, or whatever.But, what one soon discovers is that one phase of difficulties is only replaced by the d