As an architect you are a builder. You are of course more than a builder. You need to be a militant, you have to be a poet, you have to be a visionary, you have to be an artist. But certainly you have to be a builder. Everything starts from there.

Light has not just intensity, but also a vibration, which is capable of roughening a smooth material, of giving a three-dimensional quality to a flat surface.

There is something about giving everything to your profession. In Italian, an obsession is not necessarily negative. Its the art of putting all your energy into one thing; its the art of transforming even what you eat for lunch into architecture.

Architects have to dream, we have to search for our Atlantises, to be explorers, adventurers, and yet to build responsibly and well.

Cities are beautiful because they are created slowly; they are made by time. A city is born from a tangle of monuments and infrastructures , culture and market, national history and everyday stories. It takes 500 years to create a city, 50 to create a neighborhood.

Architecture is art. I don't think you should say that too much, but it is art. I mean, architecture is many, many things. Architecture is science, is technology, is geography, is typography, is anthropology, is sociology, is art, is history. You know all this comes together. Architecture is a kind of bouillabaisse, an incredible bouillabaisse. And, by the way, architecture is also a very polluted art in the sense that it's polluted by life, and by the complexity of things.

London is one of the most civilised places in the world for the procedure of making architecture and urban design.