In many of our prayers, we ask God to change a situation or to change a problem: We pray for favorable weather and bountiful crops. We pray for restoration for a relationship that is at (or past) the breaking point. We pray for peace in places in the world where there is violence. And these are good prayers; indeed, other psalms ask for a change in the poet’s situation. But I think Psalm 51 is so powerful because it acknowledges how my biggest problems are not external but rather internal...