We try to be driven by what's a good story, what's truthful, and the drama of what happens next.
Any idea can be brought into the classroom if the point is to inquire into its structure, history, influence and so forth. But no idea belongs in the classroom if the point of introducing it is to recruit your students for the political agenda it may be thought to imply.
After being boxed in by man and his constructions in Europe and the East, the release into space is exhilarating. The horizon is a huge remote circle, and no hills intervene.

