In terms of writing a formal Vision Statement, a technique we like to use, which I think aligns well with your point on inevitability, is to write the statement as though it were already true.
For example, Habitat for Humanity:
A world where everyone has a decent place to live.
If you want to make something feel real, speaking about it in concrete terms like that can help flip the mental switch.
Great list though — enjoyed reading through the different ideas you’ve collected on the topic!
For reference, here’s the rest of the criteria we use: