It plays the same role as feelings to common folk. In other words, most people out there live for feelings: they seek good tastes, smells, comfort and so on. That's their purpose in life. More sophisticated folks collect art or watch opera for the same reason. Brain-heavy individuals enjoy well arranged complexity instead, it provides the sense of mental comfort. All of this stems from our ability to perceive harmony, although in all these examples our ability is glued to lowly things of this world.

[dead]