Because I need reminding

I was feeling a bit rubbish earlier so I walked over to the Central Library in my lunchbreak, wandered around the novels and then went upstairs and picked up a copy of Angels on the Walls, which I'd read several years before. I sat down in the nearest seat and started reading. After a while I wanted to move to a seat with a table to rest the book on so I wandered across and picked one on the grounds that it was as far as possible from other people. I'd been sitting concentrating on the book, until a point where the author was talking about Jesus loving everyone, and my mind drifted off into thinking about John 3:16 and explaining that God so loved the world - not just the nice people or the people who are going to follow him - when I looked away from the book to the graffiti on the bit of wall in front of me. This is the first thing that I saw: