"I'm not likely to forget where I've been and what I've done and learned. I think it's just as important to play new instruments as to play new pieces. The old ones are getting scarcer and the new ones more and more wonderful"

"The referee is going to be the most important person in the ring tonight besides the fighters"

"Tomorrow is the most important thing in life. Comes into us at midnight very clean. It's perfect when it arrives and it puts itself in our hands. It hopes we've learned something from yesterday"

"If you're going to play the game properly, you'd better know every rule"

"It's important that people know what you stand for. It's equally important that they know what you won't stand for"

"In thinking about nanotechnology today, what's most important is understanding where it leads, what nanotechnology will look like after we reach the assembler breakthrough"

"Disciplining yourself to do what you know is right and important, although difficult, is the highroad to pride, self-esteem, and personal satisfaction"

"Family is not an important thing, it's everything"

"The world is a stage, but the play is badly cast"

"The true object of all human life is play. Earth is a task garden; heaven is a playground"

"Liquid architecture. It's like jazz - you improvise, you work together, you play off each other, you make something, they make something. And I think it's a way of - for me, it's a way of trying to understand the city, and what might happen in the city"