If you, like me, have struggled to grasp nostr:npub1s05p3ha7en49dv8429tkk07nnfa9pcwczkf5x5qrdraqshxdje9sq6eyhe s
"You can't measure (or change) a system from within a system" - you should watch this.
A beautiful understandable illustration of the concept using Galileo as an example
https://www.youtube.com/watch?v=Nn2H-XKEN98