"Artists" just may be the something that is really different about their brains.
It is true that many seem to be flakes or freaks. Dedicating ones self to the arts
(rather than money) can require some serious divergence from normal life.

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"What you hear in a great jazz band is the sound of democracy. “The jazz band works best when participation is shaped by intelligent communication.”
Harmony happens whenever different parts get to form a whole by means of congruity, concord, symetry, consistency, conformity, correspondence, agreement, accord, unity, consonance…….