Bill Gates in 1981 640K ought to be enough for anybody.
Six Principles of Magic
1. Every magician has a beautiful vision for the world.
2. Every system of magic is a single artists tool, used to reshape reality.
3. If you believe, it shall exist.
4. When you call, they will answer.
5. Success and failure, is one and the same: ignorance and depression is the enemy.
6. Be like all equally, and you shall unite; refuse and separate.
Liber Samekh, fully titled Theurgia Goetia Summa, (Congressus Cum Daemone), Sub Figura DCCC, is a ritual written by Aleister Crowley which he used for the purpose of attaining the "Knowledge and Conversation" of his Holy Guardian Angel. Within the A.'.A.'. (specifically for the Grade of Adeptus Minor) it is a Class D document (signifying "official rituals and instruction").