I saw your comment about the five elements of numbers. A Dr. Zheng on the Internet criticized that only the one with 1 and 6 being water is correct, including the name. Is he right?

I really don’t know about this. I read some on the Internet before commenting on it, but I personally prefer the one with 1 and 6 being water. The rest are for reference. In fact, the calculations and rules of many things are different, and there is no need to unify them into one model. If you want to study it in depth, I'm afraid I can't help you. I just took a look at it, sorry. However, you can follow some metaphysics people on Sina Weibo, that is, those with a V. What they say still has a certain theoretical basis. And this is simply a matter of mathematical logic. This method can be used to explain some macro issues. This is also a relatively high philosophical category in ancient China. But if you want to do fortune telling or something, just treat it as entertainment, even if you want to do it, Find someone who really understands. I said some nonsense, I hope it can help you.