I think there will be a 200-story skyscraper someday. However, it will require a developer who will not think in conventional terms and for whom economic restraints won't apply.

I think the younger generation, the people poised to dominate the workforce, are more socially conscious. They are more demanding in terms of environment and how that environment contributes to their life.

You'd never think of taking a cab if you had to walk a mile down Chicago's Michigan Avenue. But in a bad city you take a cab just to go around the corner.

Working is actually a pleasure. It's just very time-consuming. It's a way of life. I find that I can work when I travel and work when I run. There is nothing like, on a rainy day, to work.

Chinese buildings are like American buildings, with big footprints. People don't care about daylight or fresh air.

Higher ceilings allow the use indirect lighting, which is much healthier and reduces glare.