 And people then will look back at us and go, whoa, these people in the 21st century, look at these crazy ideas they believe. Now, if you say, well, what ideas would those be? I don't know. If I knew, I wouldn't believe them, right? It could be something to do with consciousness, the origin of the universe, things I mentioned, why there's something rather than that, dark energy, dark matter. Some of those things could be that we find troublesome, the hard problem of consciousness, free will and determinism, those sorts of things.