Batman's fear of bats is a key element of his character and motivates his actions.
Alfred plays a vital role in helping Batman overcome his fear and gives him guidance.
The scenes with bats crawling all over Batman highlight his willingness to face his fear head-on.
Batman's desire to strike fear into his enemies is driven by his own fear of bats.
The movie explores the theme of fear and how it can be both a weakness and a motivator.