 And I also, did you thank a green plant today? So that was me. I think it's funny. We spend our whole lives dating ourselves. And then there are short breakups where we try to get interested in other people. But the actual long-term relationship we have is with ourselves. So we're all dating ourselves. However, even knowing that, tell me what your guess is as to when we understood what we understand now about climate change. Well, I wrote a children's book.