Lagos was a city that had been turned against itself. There was a bridge that became the perfect trap for crimes, which began with nails being scattered to cause flat tyres. If the driver stopped, the car would be dismantled in 20 minutes and the parts thrown overboard [to people waiting below]. The system had turned into a kind of destructive device that could be used against people. That was the narrative.

When we went in the late 1990s, Nigeria was still in a dictatorship. So we didn't go with a mission. It started really with a sort of blankness and open-endedness.

Lagos was the ultimate dysfunctional city - but actually, in terms of all the initiatives and ingenuity, it mobilised an incredibly beautiful, almost utopian landscape of independence and agency.

Miami Beach is a completely interesting hybrid because it is, on the one hand, a resort and, on the other hand, a real city. This condition of city and water on two sides I think is really amazing. And in the heart of that city, it has put an enormous convention center, an enormous physical presence.

Nigeria was a blank on the map - there weren't even any maps. The US State Department, everyone said don't go there. It was courageous of Harvard University: the notion was that we would match Harvard students with Nigerian students, so that every student would have a guide, creating a guarantee of intimacy with the city.

Each building has to be beautiful, but cheap and fast, but it lasts forever. That is already an incredible battery of seemingly contradictory demands. So yes, I'm definitely perhaps contradictory person, but I operate in very contradictory times.

The word 'celebrity' and the word 'architect' are basically incompatible.