Meditation is a methodology developed over thousands of years to turn attention inward, observe mental processes, and potentially change the brain's activation patterns.

“I mean, that's really what it is, is that this is methodology that's been developed over thousands of years to turn the attention inward and watch one's own mental processes and become familiar with the way mind works, how it's constructed, and then through that process, very often, people...I hesitate to say gain control, but in effect, they can change the repertoire with which the brain is activated.”