One day I visited a guy who had made a fortune as a broker. He was sitting in his office with his computer. I hire people from here and make deals from this room, he told me. Then he took me to the trading room. Nobody was talking to anybody else, the place was silent as a tomb, they were all sitting there watching their terminals - a great word, terminal. I tell you, it scares the crap out of me.

Think of what's stored in an 80- or a 90-year-old mind. Just marvel at it. You've got to get out this information, this knowledge, because you've got something to pass on. There'll be nobody like you ever again. Make the most of every molecule you've got as long as you've got a second to go.

It is still the arena of those who dream of the City of Man and those who envision a City of Things. The battle appears to be forever joined. The armies, ignorant and enlightened, clash by day as well as night. Chicago is America's dream, writ large. And flamboyantly.

My epitaph? My epitaph will be, 'Curiosity did not kill this cat'.

Once you wake up the human animal, you can't put it back to sleep again.

Smug respectability, like the poor, we've had with us always. Today, however, ... such obtuseness is an indulgence we can no longer afford. The computer, nuclear energy for better or worse, and sudden, simultaneous influences upon everyone's TV screen have raised the ante and the risk considerably.

I'm not up on the Internet, but I hear that is a democratic possibility. People can connect with each other. I think people are ready for something, but there is no leadership to offer it to them. People are ready to say, 'Yes, we are part of a world.