Plenty of patrons had asked me strange things, but this was the first who asked me where my car was parked. It was almost comical to look at the man, because he actually thought I was going to tell him. I struggled to come up with a reply, but the best I could muster was, "That's personal." What I meant to say was, "Sir, the fact that I work in a public library doesn't make me stupid, it just makes me poor. There's no way I'm going to tell you—a psychotic person who could very well have a knife in his pocket—where I have parked my car.