Thelema is a spiritual philosophy ( referred to by some as a religion ) that was developed by the early 20th century British writer and ceremonial magician, Aleister Crowley.

Perhaps most notably, the concept takes on an essential role as the philosophical-spiritual basis of Thelema ( and its various delineations ), an occultic system of thought developed by the writer-mystic Aleister Crowley: Crowley argued that Will provides for a certain ground of being, as well as the possibility that rituals such as ceremonial magic, yoga, and meditation allow for conscious beings to have direct influence over reality and both the spiritual and metaphysical world.

Crowley participated in the development of the early forms of EDI, working with Edward A. Guilbert, the creator of the technology, from the 1977 onwards, and assisted in the development of UN / EDIFACT, the international EDI standard developed through the United Nations.

Following his experience with Aleister Crowley and other Thelemites, Spare developed a hostile view of ceremonial magic and many of those occultists who practiced it, describing them as " the unemployed dandies of the Brothels " in The Book of Pleasure.

The symbol of the rosy cross played a substantial role within the system of Thelema as developed by Aleister Crowley.

Access to the Mauve Zone has been facilitated in more recent times by the use of magical systems developed by occultists such as Austin Osman Spare and Aleister Crowley, both of whom established contact with inter-dimensional entities possessed of transhuman knowledge and power.

In the 2010 movie Extraordinary Measures, Dr. Robert Stonehill ( Harrison Ford ) uses the phrase during his conversation with John Crowley ( Brendan Fraser ) referring to chance of approval for sibling trial ( a clinical trial ) of an enzyme developed for treatment of Pompe ; John Crowley's two kids are suffering from Pompe.

Dr. Leo Ruickbie, in his Witchcraft Out of the Shadows, analysed the documented evidence and concluded that Aleister Crowley played a crucial role in inspiring Gardner to establish a new pagan religion.

Gardner states that he had reconstructed elements of the religion from fragments, incorporating elements from Freemasonry, the Occult, and Theosophy, which came together in the Hermetic Order of the Golden Dawn, where Gardner met Aleister Crowley, whose influence became the basis for Wiccan magical practices.

by Aleister Crowley and subsequently went on to found the Neopagan religion of Wicca.

Wicca is one of the more publicly known traditions within Neopaganism, a magical religion inspired by medieval witchcraft, with influences including the Hermetic Order of the Golden Dawn and Crowley.

Parsons adhered to the religion of Thelema, which had been founded in 1904 by the English occultist Aleister Crowley following a spiritual revelation that he had in the city of Cairo, Egypt, when — according to Crowley's own accounts — a spirit being known as Aiwass dictated to him a prophetic text known as The Book of the Law.

Lyrically, the band incorporated magical themes, referencing the Cthulhu Mythos, the Sumerian religion, Chaos magic and the works of Aleister Crowley.

Aleister Crowley, the founder of the religion of Thelema, designated his works as belonging to one of several classes.

His works often make reference Aleister Crowley, although he is not publicly a follower of Crowley's Thelema religion.

One of those attracted to Spare's work was Aleister Crowley ( 1875 – 1947 ), an occultist who had founded the religion of Thelema in 1904, taking as its basis a new holy text known as The Book of the Law.

He has also focused upon occult themes in many of his films, being fascinated by the notorious English occultist Aleister Crowley, and is a follower of Crowley's religion, Thelema.

Crowley had founded a religion known as Thelema based upon a Spiritual experience that he had in Egypt in 1904, in which he claimed a being known as Aiwass had contacted him and recited to him The Book of the Law.

Under the name Hymenaeus Beta he is a leading editor of the occult works of English author Aleister Crowley, the founder of the philosophy and religion of Thelema.

Symonds met the infamous occultist and founder of the Thelemite religion, Aleister Crowley in 1946, the year before Crowley's death.

Aleister Crowley was an English Occultist and mountaineer who had links to many cults, setting up the Thelemite religion.

Crowley wrote that " it is theoretically possible to cause in any object any change of which that object is capable by nature ".

Crowley wrote of two keys to success in this arena: to " inflame thyself in praying " and to " invoke often ".

Robinson of the Ontario Consultants on Religious Tolerance, Crowley adopted this line from François Rabelais, who in 1534 wrote, " DO AS THOU WILT because men that are free, of gentle birth, well bred and at home in civilizor ".

Aleister Crowley wrote a play called Tannhauser which follows the character Tannhauser and the infamous Venus.

For instance Alphonse Louis Constant wrote under the name Eliphas Levi, William Wynn Westcott wrote under Frater Sapere Aude, and Aleister Crowley wrote under the name Frater Perdurabo.

: Aleister Crowley wrote that ".

Crowley wrote that Theodore Reuss suffered a stroke in the spring of 1920.

Crowley wrote in his Confessions:

Of the entire system of O. T. O., Crowley wrote in Confessions:

Aleister Crowley, who worked with, and wrote about, Enochian magic extensively, has contributed much to its comparatively widespread use today.

Crowley referred to this deck as The Book of Thoth, and also wrote a book of that title intended for use with the deck.

Crowley wrote a critique of this book under the pen name Oliver Haddo, where he accused Maugham of plagiarism.

Maugham wrote The Magician in London, after he had spent some time living in Paris, where he met Aleister Crowley.

In the 1908 edition of the magazine Vanity Fair Aleister Crowley ( under the pen name Oliver Haddo ) wrote a critique of The Magician, accusing Maugham of plagiarism.

In March 1946, Crowley wrote in his diary: " Value of Grant: if I die or go to U. S. A., there must be a trained man to take care of the English O. T. O.

According to William Bernard Crow, Crowley wrote the Gnostic Mass " under the influence of the Liturgy of St.

About the Gnostic Mass, Crowley wrote in The Confessions of Aleister Crowley, "... the Ritual of the Gnostic Catholic Church ...

The name " Ecclesia Gnostica Catholica " was not applied to the church until Crowley wrote the Gnostic Mass in 1913, which Reuss proclaimed to be the church's official rite.

Aleister Crowley wrote The Gnostic Mass — technically called Liber XV or " Book 15 " — in 1913 while travelling in Moscow, Russia.

Crowley explains why he wrote the Gnostic Mass in his Confessions:

Using the pseudonym Oliver Haddo, Crowley also wrote at length about his own cannabis experiences, comparing and contrasting them to those of Ludlow.