[Ernest ]Hemingway always said, "Write about what you know. " I think you can do that, and if you want to write about what you don't know, you can. It just takes a lot more work.
I had an old band in Scandinavia, the beginning of Mercyful Fate, so it reminds me of my roots as a teenager. We used to play songs like Grinder and all that. It's really like being a teenager again. (Laughs)