Most goat-related military activity is still highly classified.

My ideal world was the early days of Twitter, where everyone was curious about each other and everyone saw it as kind of a window into people's lives where we could be compassionate and curious and empathetic and we could tell each other secrets.

There is no evidence that we've been placed on this planet to be especially happy or especially normal. And in fact our unhappiness and our strangeness, our anxieties and compulsions, those least fashionable aspects of our personalities, are quite often what lead us to do rather interesting things.

When I asked Robert Spitzer about the possibility that he'd inadvertently created a world in which ordinary behaviours were being labelled mental disorders, he fell silent. I waited for him to answer. But the silence lasted three minutes. Finally he said, 'I don't know.

We have to understand how the extremists got the way they are. Without that kind of understanding, we'd never really get to know them. I put in nothing about their childhoods. But what I have put in is stuff about the weird symbiotic relationship between us and them.

Oh, you know what bloggers are like, they write and write and write. I don't know why, because they're not being paid.

We want to see ourselves as curious and open-minded and smart and understanding things in terms of context and nuance, but when someone tries to do that in the midst of a shaming they're turned on.