“Never trust anyone over thirty,” said young environmentalist Jack Weinberg in 1964. His comment stereotyped an entire generation—something Weinberg later regretted. Looking back he said, “Something I said off the top of my head . . . became completely distorted and misunderstood.”

Have you heard disparaging comments aimed at millennials? Or vice versa? Ill thoughts directed from one generation toward another can cut both ways. Surely there’s a better way.

Although he was an excellent king, Hezekiah showed a lack of concern for another generation. When as a young man Hezekiah was struck with a terminal illness (2 Kings 20:1), he cried…