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.

I thought I had to make an impact on history. I had to become the greatest choreographer of my time. That was my mission. Posterity deals with us however it sees fit. But I gave it 20 years of my best shot.