Enlightenment seems most ordinarily to occur during sexual activity, when Kundalini cleans the mirrors on her fiery rise in the spinal cord.
Kundalini is a Tantric term for the energy snake curled at the bottom of the spinal cord - her rushing up manifests as a burning sensation. Her journey through the Chacras has been published plentiful and ought to be studied in authorized works (any suggestions?)
For Chakras & Kundalini see Wikipedia and
http://www.emergingsciences.org/kund...mental-project