I don't get to sleep when I'm in New York. Really. I'm living on adrenaline.

We often judge cities by great public buildings. But we admire great cities because people live there in a beautiful way. You have to think about how each person will live there; you can't just think about abstract ideas.

I think to be creative you have to resist taking the easy path.

Call Berlin. Drop everything we're doing. I have a complete vision of what should be.

And it is very moving because one has to see the site not as just another site of development but it is a very special site. It is a site that souls and hearts of all Americans.

I don't get to sleep when I'm in New York. Really. I'm living on adrenaline.

And, yes, I love the process of building.