Brain power improves by brain use, just as our bodily strength grows with exercise. And there is no doubt that a large proportion of the female population, from school days to late middle age, now have very complicated lives indeed.

When Christians start thinking about Jesus, things start breaking down, they lose their faith. It's perfectly possible to go to church every Sunday and not ask any questions, just because you like it as a way of life. They fear that if they ask questions they'll lose their Christ, the very linchpin of their religion.

I don't think you can tell the objective truth about a person. That's why people write novels.

Watching a whole cluster of friends, and my own mother, die over quite a short space of time convinced me that purely materialist 'explanations' for our mysterious human existence simply won't do - on an intellectual level.

My own experience with being interviewed is mixed. I suppose they're a part of my job, and as I would like readers to connect with my books, I do them. I've also made many lifelong friends whom I first encountered as interviewers - as a writer, they're a terrific way to meet and add smart new people to one's life.

Too many leaders are so caught up in the momentum of work that they lose sight of the opportunity to connect with people. I discovered that the more fully present I was with other people, the more fully present they were with me, and the more productive our relationship became over time.

If you cultivate a relationship in a genuine, thoughtful way, people will be more inclined to want to help you even though they don't have to help you.

Of course everyone should have the right to get married. But I think people need to remember sometimes that we don't all need to be the same. There's thousands of different types of relationships that people can have, whether it's completely monogamous or it's not monogamous, or they're married, or they're single or whatever it is.