Only through acknowledgment of the erasure and void of Jewish life can the history of Berlin and Europe have a human future.

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

There will be a competition for the memorial. And then it can be developed with trees, with planting. It can become a very beautiful place protected from the streets, because it is below. And it can be something very moving and very private.

The truth is, the way you write music, it's a code. It has to be very precise. It's scientific, but ultimately it also depends on interpretation. It's very similar to how you grow a master plan: it's an objective document, but at the same time it is a lyrical document which allows through interpretation to become a harmonious work of art.

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

And then, build a bustling wonderful city of the 21st century, with a restoration of a spectacular skyline, which Manhattan, of course, needs. So, that is really the design as a whole.

There are more people living in Lower Manhattan now than before the terrorist attacks. That's faith for you. There's such a strong spirit here.