It bears mentioning that falling is mythologically symbolic in the Judeo-Christian zeitgeist. The Fall from Grace and all that. Which may explain why Batman falls on occasion, too, as he struggles with his own inner demons, for ex. confronting the Scarecrow in Batman Begins, the hallucinated swarm of bats overwhelming him....
[yt]http://www.youtube.com/watch?v=rBfBGECJMhU[/yt]
[yt]http://www.youtube.com/watch?v=rBfBGECJMhU[/yt]