I still believe that any country understands that if they use nuclear weapons, they will be wiped out of existence. They could be irrational in many ways, but I don't think they're irrational to the point that they're ready to annihilate their own country.
“We could in fact transport a person, say a kid who didn't know what it was like to be in a civil rights march. We could actually take you into that experience, so that you could better appreciate what happened and why it happened.”