I Make Myself Invisible in Articles by Aleister Crowley.

“I then went to Egypt, and—to my intense surprise—was summoned by the secret chiefs of the Order. I was commanded to return to England, there to reconstruct the system of organisation, as the outer form of the Order had broken up through the fall of its chief ambassador to the world ‘without the Veil,’ and to put the secrets in writing.” [via, also]