It may be important to think about what they might do and say if they were no longer rich, and forced to earn their fortune again. Would they do what they did again? Would they behave in the same way?
I don't see why or how this could be important. It's possible to craft circumstances in which anyone would do almost anything. Numerous studies have shown that human morality and ethics are highly situational rather than permanently ingrained into the cores of our beings.
