If we can't have an open and honest debate about the value of ideas in a university in Glasgow, or Boston, or anywhere else in the world, then where are they going to go?

If you begin acting contrary to the public's interest, and there is no alternative governmental model, with which you're willing to engage, we, the people, will have to put forth our own extra governmental models and methods of trying to restore the balance of liberty to the liberal tradition of Western society.

The only reason I do these interviews - I hate talking about myself, I hate doing this stuff - is because incredibly well-meaning people, whom I respect and trust, tell me that this will help bring about positive changes. It's not going to cause a sea change, but it will benefit the public.

Sometimes that irrational commitment to principle is what society needs to survive. Whenever you talk about radicalism, whenever you talk about activism, whenever you talk about progressive activity, that sort of moves the measure of liberty in human society forward, makes us all enjoy a better standard of liberty, it typically starts out criminal. It typically starts out a little bit shaky, and rather radical. And that's irrational to put yourself up to do that.

There is more action in some other countries. In Germany, they've called for a very serious inquiry that's discovering more and more. They've just discovered a significant violation of the German Constitution that had been concealed from the Parliament.

When it comes to social policies, I believe women have the right to make their own choices, and inequality is a really important issue.

I describe it as tribalism because they're very tightly woven communities. Lack of civility is part of it, because that's how Internet tribes behave. We see this more and more in electoral politics, which have become increasingly poisonous.