Originally Posted by ThePhantasm
Oh, by the way, that's the parallel / contrast between Bruce and Bane. Bane wanted desperately to be Ra's successor, and was excommunicated. Ra's wanted Bruce to be his successor, and Bruce refused. Bane is driven by the exact opposite impulses that Bruce was. Bane's suffering has shaped him in a contrasting way to how Bruce's suffering shaped him.
The bolded is neither shown nor implied in the movie. All thats said is that Bane is excommunicated, whether or not he wanted to be Ra's successor is not mentioned