Sotheby's contemporary Asian art auction is on tomorrow in Hong Kong. Flicking through the meaty catalogue, which has all the usual suspects, I kept on wondering, what would I buy if only ...? Lot 306, a pencil on paper drawing by Zeng Fanzhi which has all the hallmarks of the artist's style and would be a snip if it goes for the $3900-$5200 estimate was one I picked. Unfortunately for me though it is likely to go for much more and keeping paper work in Singapore is always an issue because of the weather...