In Ritual Magick and Kabbalah, the Abyss is the divide between individual ego-consciousness and enlightenment/Cosmic consciousness. In the practice of Kabbalah, it is the divide between the Supernal and the lower Sephiroth, the divide between the higher and lower states of existence. The abyss is the abode of the serpent Choronzon.

• Hermetic Tradition
  Named after Hermes Trismigestus (Hermes the three times great), the Greek moniker of the Egyptian God Tehuti (Thoth), alleged author of hundreds of mystical tractates, the Hermetic tradition is an eclectic spiritual tradition that encompasses elements from from many religions.
• Dr. John Dee, the original Wizard
  Who was John Dee? A brilliant magician, mathematician, scientist, and secret agent- the original Renaissance man. Without him, there would be no Harry Potter, no Gandalf, no wizard bearing a crystal ball- and no agent 007.
• Grimoire- the magician's handbook
  Often containing complex instructions for conjuring demons and spirits, the Grimoires of European magicians were more than just collections of spells and conjurations.
• Thelemic Essays
  Articles and essays on a variety of Thelemic topics, from beliefs and symbolism to Kabbalistic theses and commentaries of Liber Al