No recorded vision is perfect, of high visions, for the seer must keep either his physical organs or his memory in working order. And neither is capable. There is no bridge. One can only be conscious of one thing at a time, and as the consciousness moves nearer to the vision, it loses control of the physical and mental.

Visions & Voices: Aleister Crowley's Enochian Visions with Astrological & Qabalistic Commentary