I think, there are a couple of songs. I'm really proud of How far I'll Go. I literally locked myself up in my childhood bedroom at my parents' house to write those lyrics. I wanted to get to my angstiest possible place. So I went method on that.
Christian ethics demand that you should not take revenge. The paradox is, naturally, that Christians worship a God who is the greatest avenger of them all. Defy him and you burn in eternal hell, an act of revenge which is completely out of proportion to the crime