Sarah Vowell

A very large majority of the U.S. population is in favor of establishing diplomatic relations with Cuba and has been for a long time with some fluctuations. And even part of the business world is in favor of it, too. But the government won't allow it.

Whenever you have dynamic interactions between 300 million people and the American economy acting in really complex ways, that introduces a degree of almost chaos theory to the system, in a literal sense.