Once a musician has enough ability to get into a top music school, the thing that distinguishes one performer from another is how hard he or she works. That's it. And what's more, the people at the very top don't work just harder or even much harder than everyone else. They work much, much harder.

Shortly after the birth control pill was approved for public distribution, one woman wrote to John Rock, its inventor, "You should be afraid to meet your maker." Rock, despite being Catholic replied, "My dear Madam, in my faith, we are taught that the Lord is with us always. When my time comes, there will be no need for introductions."

When people in authority want the rest of us to behave, it matters-first and foremost-how they behave.

Every cop will tell you that their real job is being a social worker. That's what they do all day. The large majority of police officers in this country never even draw their gun, let alone fire it. They do conflict resolution, right? And if that's their job, why do they need to look like they're an occupying force?

I write my books to challenge my own feelings and theories. Perhaps most surprising was what I learned about rice farming. It was really interesting to think of how different Asian and Western cultures are as a result of the kinds of agricultural practices that our ancestors used for thousands of years. The life of a Chinese peasant in the Middle Ages was so dramatically different from the life of a European peasant - night and day different.

Our acquaintances—not our friends—are our greatest source of new ideas and information. the internet lets us exploit the power of these kinds of distant connections with marvellous efficiency.

If you don't contradict yourself on a regular basis, then you're not thinking.