What is a teacher? It isn't someone who teaches something, but someone who inspires the student to give of her best in order to discover what she already knows.

I am a Catholic, not so committed to the church, but to the idea of the Virgin, the female face of God.

You're always learning. The problem is, sometimes you stop and think you understand the world. This is not correct. The world is always moving. You never reach the point you can stop making an effort.

Most of my young years were spent under the boots of the military.

At the end of the '90s, I was very bored with the usual models, so I discovered a new generation that impressed me with their fresh look. I still keep working with models like Gisele Bundchen and Kate Moss, and I am still looking for new, interesting faces. Life is about discovery, and you should never stop searching.

One of the best ways to change is to act as if you are the person you want to become. When you behave as if you are a different person, you change on a very basic level - even your physiology changes. When actors and actresses perform, their body chemistry is altered by the roles they play.

Doctor Who' is part of my science fictional DNA. You could take it out of me, and I'd probably still have ended up being a writer, but almost certainly not the same one.

As we talk with candour, we open the doors to new possibilities and new areas of cooperation in advance in democracy, in combating terrorism, in energy and environment, science and technology and international peacekeeping.