Metaphors are really useful for communicating abstract ideas. They liken an abstract idea to something that is simple and well understood. The video below is a great example of using the metaphor of making a cup of tea to explain sexual consent.
How do you use metaphors to communicate complex and abstract ideas?
If you are interested in reading more about how metaphors work, then I’d recommend reading Metaphors We Live By, by George Lakoff and Mark Johnson.