Brian Greene

One of the strangest features of string theory is that it requires more than the three spatial dimensions that we see directly in the world around us. That sounds like science fiction, but it is an indisputable outcome of the mathematics of string theory.

If, like me, you have many reasons to be less than secure and self-assured, and like me, you are far from stable even on your best days, don't for a moment imagine a psychotherapist will be of more help than a physiotherapist.

I don't think fashion has to change every five minutes. I'd like these to be clothes you can wear for a long time - ten, 20 years; pass on to your daughter. Why buy vintage when you can open your own closet!

I am so tired of ruggedly handsome heroes. I don't know too many ruggedly handsome people who are necessarily nice people. In fact, the beautiful people have a big handicap because they rely too much on their appearance and don't bother to become interesting.