 They call the ladder of light. The tree of life is also called a ladder of light. And so we've been coming down the ladder of light historically as a planetary civilization. And there are 10 different stages we need to go through before we start to go back up. And this is very much like the Kali Yuga tradition of the Hindu tradition and many of the Amar Indian prophecies of this time period, that we are approaching a very dark period, which is a necessary stage to go through