“Our days may come to seventy years, or eighty, if our strength endures (Psalm 90:10)

A TV ad for a dietary supplement features a woman who says, “Age is just a number and mine is unlisted.”

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Readers may email Cal Thomas at tcaeditors@tribpub.com. Look for Cal Thomas’ new book “America’s Expiration Date: The Fall of Empires and Superpowers and the Future of the United States” (HarperCollins/Zondervan).