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"Byproduct of brain activity. Some scientists propose that dreams are simply a result of the brain's electrical activity during sleep and don't necessarily serve a specific purpose. So from what I have read here, obviously there are different ideas, different theories, but again, they're not proven. You know, it's like someone says this, someone says this, someone says this, oy gevalt. Which means, oh my goodness. Well, actually means oh my God. But okay."