Christopher Nolan: "Ledger's Joker in the Dark Knight is like the shark in Jaws."

"Heath's Joker is like none we've seen before, but it's also very true to the iconography of this character," Nolan said. "His work is very compelling, and it's not easy to describe what Heath has accomplished with it . . . we don't know much about the Joker's past. He is more interesting in the present, I think . . . he's relentless, he tears through the movie like the shark in 'Jaws.' "

From the LA Times. Read the whole article here.