Dad’s eyes light up with the question. “Well, your mom’s really turned the garden into something special, and her cooking, as you know, is better than ever,” he says with a proud glance at Mom.

“And believe it or not,” Mom chimes in with a chuckle, “your dad’s been joining me in aerobics classes every week. Keeps us young.”

Dad nods, adding, “And I’ve picked up a few consultant gigs here and there, just to keep busy. But we’re taking it easy, enjoying ...