Anything that's different from your own realm of experience as a human being, whether it's driving a car or a boat, or using guns, anything that separates you from yourself and leads you more towards this character's existence is a big help.
When you talk about changing the rules, that takes time, and it always involves more than just a committee.
It is only a step from boredom to disillusionment, which leads naturally to self-pity, which in turn ends in chaos.

