Originally Posted by JackWhite
Rachel's death had nothing to do with Bruce hanging up the cape and cowl. If it wasn't for the Dent Act, Bruce would have become even more obsessed with being Batman. We see how paranoid he was with the clean energy project which he worked on 3 years before the start of TDKR.
I agree that he would have probably become lost but I was using the example since people often like to say "Batman quit because his girlfriend died".