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.

It's high time for the art world to admit that the avant-garde is dead. It was killed by my hero, Andy Warhol, who incorporated into his art all the gaudy commercial imagery of capitalism (like Campbell's soup cans) that most artists had stubbornly scorned.