Cardboard is another material that's ubiquitous and everybody hates, yet when I made furniture with it everybody loved it.

That's what you have to find in architecture. You have to find your signature. When you find it, you're the only expert on it. People can say they like it or don't like it. They can argue about it, but it's yours.

There's a drive in us to express ourselves in some way or form. We pick up whatever material is available. It's primitive. Kids see sand on the beach, build something and show their parents: "Look what I did, Mama." It's necessary to us.

I don't micromanage the interiors. People ask me to and I say no. I don't want to control everything.

Creativity is about play and a kind of willingness to go with your intuition. It's crucial to an artist. If you know where you are going and what you are going to do, why do it? I think I learned that from the artists, from my grandmother, from all the creative people I've spent time with over the years.

In the Renaissance there wasn't a distinction. Bernini was an artist and he made architecture, and Michelangelo also did some great architecture.

And I realized, when I'd come in to the meetings with these corrugated metal and chain link stuff, and people would just look at me like I'd just landed from Mars. But I couldn't do anything else. That was my response to the people and the time.