An architect has to build the building from the inside out, not the outside in!

I learned to ask myself questions like: Why is something made the way it is? Why does a motorcar look like it does? Is it right or wrong? What is an airplane? Why is it shaped like that? Then, later, I became a diver and studied subaquatic life and the streamlining of sharks and manta rays. Any fish is superior to the shapes we humans have invented - and unchanged for 250 million years, imagine!

I'm a very peaceful man. In the '80s, I was the chief designer at Thyssen, one of the biggest companies in Germany. But when they asked me to design armored vehicles, tanks, and submarines, I quit overnight.

An architect has to build the building from the inside out, not the outside in!

Well, sex is life. You know, if you don't do it anymore, you can take a spoon and go into the woods and dig yourself a hole and be finished! Eroticism is the driving force behind everything in the world.

If I had been president, I would have come out and declared: "Nothing there, ever! This place stays as it is. We make a big place there where people can pray about the errors we have made that those two towers had to fall."

1973 was the first gasoline crisis in the world. That year, I designed the first aerodynamic truck, eating 40 percent less fuel. I put it on exhibit everywhere. It was 30 years ahead of its time. Nobody is building it today, and everybody still has problems with their boxy cars and trucks eating up fuel.