I once spoke at a secular conference for childless couples. Heartbroken over their infertility, many attendees despaired at their future. Having walked the childless path too, I tried to encourage them. “You can have a meaningful identity without becoming parents,” I said. “I believe you are fearfully and wonderfully made, and there’s new purpose for you to find.”

A woman later approached me in tears. “Thank you,” she said. “I’ve felt worthless being childless and needed to hear that I’m fearfully and wonderfully made.” I asked the woman if she was a Christian. “I walked away from God years ago,”…