Brontosaurs are thin at one end, thick in the midd--err, wait. That one's already been done :3
No, this is the theory.
Ok. So some of us, across the ages, have been having these really wicked mystical experiences. We stay up too late, or we die and have an NDE, or we take some really good drugs, or practice some intentional brain change techniques (like Meditation and Yoga), and then BAM!