Biologist at the Santa Fe Institute; author of Origins Of Order; At Home In The Universe.
"What must a physical system be such that it can act on its own in an environment."
To arrive at the edge of the world's knowledge, seek out the most complex and sophisticated minds, put them in a room together, and have them ask each other the questions they are asking themselves.
"What must a physical system be such that it can act on its own in an environment."