In Mere Christianity, C. S. Lewis recommended asking ourselves some questions to find out if we’re proud: “How much do I dislike it when other people snub me, or refuse to take any notice of me, . . . or patronize me, or show off?” Lewis saw pride as a vice of the “utmost evil” and the chief cause of misery in homes and nations. He called it a “spiritual cancer” that eats up the very possibility of love, contentment, and even common sense.

Pride has been a problem throughout the ages. Through the prophet Ezekiel, God warned the leader of Tyre,…