To get rid of sakkaya ditthi, one needs to see the “anicca nature”.
– One way is to think about whether we can keep can anything as we like in the long term.
Can we keep our bodies the way we like?
Can we get rebirths the way we would like?
The key is to look at the big picture of the process of rebirths within 31 realms.
– I would suggest reading the posts on the “Five Aggregates” that we have covered recently: