Knowledge has always flowed upwards to bishops and kings, not down to serfs and slaves.

And if Bradley Manning really did as he is accused, he is a hero, an example to us all and one of the world's foremost political prisoners.

A great number of those working for liberal causes are not only shy but borderline collusive. They want change to happen nicely, and it won't. They want decency to come about without anybody suffering or being embarrassed, and it won't. And most of all they want to give many of the enemies of open government the benefit of the doubt, and I don't. It's not just a difference of approach, it's a complete schism in our respective philosophy. You can't go about disclosure in the hope that it won't spoil anybody's dinner.

Stopping leaks is a new form of censorship.

The one real irritant is that my young children - they also adapt. They adapt to being without their father. That's a hard, hard adaption which they didn't ask for. I worry about them; I worry about their mother.

Bitcoin actually has the balance and incentives right, and that is why it is starting to take off.

It is impossible to correct abuses unless we know that theyre going on.