It's about how to bring together the seemingly contradictory aspects of the memorial, which is about a tragedy and how it changed the world, but also about creating a vital and beautiful city of the 21st century.

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• Daniel Libeskind:

  It's a project that touched me as an immigrant and as a New Yorker.

• Daniel Libeskind:

  It's a fantastic responsibility and a wonderful moment.

• Daniel Libeskind:

  I'm not Candide, nor Dr Pangloss, but we know that faith moves mountains.

• Daniel Libeskind:

  I think there is a new awareness in this 21st century that design is as important to where and how

• Daniel Libeskind:

  I studied architecture in New York. So, really I was very moved, like everyone else, to try to cont

• Daniel Libeskind:

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

• Daniel Libeskind:

  Cities are the greatest creations of humanity.

• Daniel Libeskind:

  And you have to remember that I came to America as an immigrant. You know, on a ship, through the S

• Daniel Libeskind:

  And then, build a bustling wonderful city of the 21st century, with a restoration of a spectacular

• Daniel Libeskind:

  And of course I like Berlin a lot. It's such an interesting city.