“Which is perhaps why Carolyn Christov-Bakargiev, the curator of the 2008 Biennale of Sydney, has placed Duchamp’s Bicycle Wheel right at the centre of her huge line-up of contemporary art in this year’s Biennale program, to which she has attached the slogan “Revolution – Forms that Turn” as her overriding theme. ‘A revolution is a turn and a return,’ she says. ‘ It is also a sudden shift in perspective, a turning of perspectives, which is what Duchamp has done. So with this Biennale I am opening up the meaning of the word revolution.'”