Ray Steadman gives the following illustration: The grandfather entered the child’s bedroom. A wide grin brightened his kind, warm face. “Davy!” he said, spreading his arms for a hug.

“Grampa!” shrieked the delighted two-year-old from his playpen. “Grampa, hug!”

“Sure, I’ll give you a hug, Davy,” said the grandfather. And with that, the old man reached out to his grandson and scooped him up out of the playpen, snuggling the boy in his strong arms. After a big hug, the grandfather set the boy down outside the playpen, among his toys, and they began to play together.

Minutes later, the boy’s mother…