The best I've been able to come up with is that what we think of as "color" or "sound" (and similar) are in fact our brain's model of those aspects of the physi

The best I've been able to come up with is that what we think of as "color" or "sound" (and similar) are in fact our brain's model of those aspects of the physical world. Of course you're not experiencing the physical world directly, but your brain does have a representation of the world based on its sensory inputs.