Like most technology, the internet has mixed effects. It's a neutral instrument.

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

If the United States loses the economic weapons of control, it is very much weakened.

[With] military threats, you can see them actually, you can imagine it. People don't think about it enough. But if you think about it for a minute, you can see that a nuclear attack could be the end of everything.

One can contrive a religious motivation for virtually any choice of action, from commitment to the highest ideals to support for the most horrendous atrocities. In the sacred texts, we can find uplifting calls for peace, justice and mercy, along with the most genocidal passages in the literary canon. Conscience is our guide, whatever trappings we might choose to clothe it in.

I think the most important work that is going on has to do with the search for very general and abstract features of what is sometimes called universal grammar: general properties of language that reflect a kind of biological necessity rather than logical necessity; that is, properties of language that are not logically necessary for such a system but which are essential invariant properties of human language and are known without learning. We know these properties but we don't learn them. We simply use our knowledge of these properties as the basis for learning.

Orwell says straight, look, in England what comes out in a free country is not very different from this totalitarian monster that I'm describing in the book. It's more or less the same. How come in a free country? He has two sentences, which are pretty accurate. One, he says, the press is owned by wealthy men who have every reason not to want certain ideas to be expressed. And second - and I think this is much more important - a good education instills in you the intuitive understanding that there are certain things it just wouldn't do to say.