When our kids were young, one of them bluntly said “no” when we passed him some peas for dinner. To which we replied, “No what?” We hoped he would say, “No, thank you.” Instead he said, “No peas!” That led to a discussion about the importance of good manners. In fact, we had similar discussions on numerous occasions.

Beyond good manners—which are external—our Lord reminds us that we are to have a heart of gratitude. Scripture contains dozens of reminders that expressing gratitude is of primary importance in our relationship with God. Psalm 118 begins and ends with the exhortation to…