this week i'm in dublin, a unesco city of literature that has produced a host of famous writers from samuel beckett to oscar wilde. but i'm here puzzling over one particular novel that's made the irish capital a must—visit destination for any book lover. a novel that this year celebrates its 100th birthday. and that book is ulysses byjamesjoyce. now, even though it's widely regarded as being one of the finest pieces of literature of the 20th century, it's also notoriously difficult to read. now, i've tried, and i must admit, i've failed too, but i am told that if you invest in it, if you flow with its stream of consciousness, it's extremely rewarding. set over a single day, ulysses follows two characters, leopold and stephen,