When I was a child, I was reading books filled with people different from me, all French, all foreigners. There was a sense of disconnect between my sense of imagination and the world around me, which I don't think is common for Americans. It forces you to learn to look at the world through other people's eyes.
Jazz musicians can be great teachers of business. Their creativity is not dependent on their mood, it does not have to be coaxed out of them, it has nothing to do with the phases of the moon or even how they feel that day. They go on stage and start playing. Being creative is their job.