 My level of expertise is zero. Well, that's not expertise, is it, my friend? I'm embarrassed for you, but you didn't have to ask that. I said levels of expertise. All right. It's like I said, all levels of Japanese speaking. And you go, I don't speak any. I go, well, that's not a level of speaking, is it? That would be zero. That is an empty set. So you do have to...