The everyday brain could be dubbed "the baseline brain,"...

The everyday brain could be dubbed "the baseline brain," because it operates at the minimum functioning to keep you alive and healthy. It controls your heart rate, your blood pressure, your immune function, all of your subconscious impulses. That's not a minor role; the baseline brain is a marvel of complexity and efficiency. But too much of it is devoted to habits, old conditioning, unconscious reflexes, and lack of self-awareness.