The Book of the Law

This book, also known as Liber AL vel Legis, was dictated to Aleister Crowley in Cairo between April 8th and 10th, 1904, by an entity named Aiwass.

It forms the core of Crowley's philosophical and spiritual system of Thelema.

The text challenges conventional morality and spirituality, promoting a philosophy of individual freedom and self-realization through the central tenet 'Do what thou wilt shall be the whole of the Law.' The book is known for its cryptic and poetic language, and it has been interpreted and studied by many as a guide to spiritual evolution and personal will.