Knowledge is rarely enough to spark change; it takes emotion to bring knowledge to a boil.
The first problem of communication is getting people's attention.
The most basic way to get someone's attention is this: Break a pattern.
What questions do I want my audience to ask?
Just look for a strong beginning and a strong ending and get moving.
Mental simulation is not as good as actually doing something. But it's the next best thing. And the right kind of a story is a simulation.