Sitting in a Berlin gallery with a cup of tea, Anish Kapoor is clearly at home in a city that is currently staging one of his largest-ever shows.
In the world of design, two beliefs frustrate Cecil Balmond more than anything. 'The assumption that space is empty and can be subdivided and gridded,' he says.
St Paul's [Cathedral] was hated when it was begun. Everyone wanted a spire
Artist Anish Kapoor, who designed the controversial tower next to London's Olympic Stadium
While many of the facilities at the London Olympic Park will disappear, the ArcelorMittal Orbit will probably stand out as an abiding memory.