What's the Lightbulb Moment?

Selfie and selfie is about how the West in the West were very individualistic. And so it was looking at kind of selfie culture, that narcissistic selfie culture. I interviewed this guy called Professor Bruce Hood, who's a very well-known psychologist down at the University of Bristol. He said to me, oh, you know, he said, why do we do the things that we do? So once we've got enough money to live and survive ... everything is just about validation. Now that's what we write books.