Well, in fact if you look at the Trump voters, you take a look at their attitudes it's not all that different. In some respects they're similar. They're an older version of the Sanders people. So a lot of it is racist and you have that sort of thing, but if you look at their views on say health, education, and so on, it's kind of the same as Sanders.

When Nazi emissaries came to the United States, they were welcomed at Harvard.

Technology can also be used so that private individuals will have access to the way centralized decisions are being made.

If something comes along that you don't like, there are a few sort of four-letter words that you can use to push it out of the sphere of discussion. If you were in a bar downtown, they might have different words, but if you're an educated person what you use are complicated words like "conspiracy theory" or "Marxist." It's a way of pushing unpleasant questions off the agenda so that we can continue in our own happy ideology.

States are not moral agents.

Look at the ozone story. As long as it was the southern hemisphere that was being threatened, there was very little talk about it. When it was discovered in the north, very quickly actions were taken to do something about it. Right now there's discussion of putting serious effort into developing a malaria vaccine, because global warming might extend malaria to the rich countries, so something should be done about it.

It is reported that about 30% of the world's population is unemployed. That's worse than the Great Depression, but it's now an international phenomenon.