43 It is convenient therefore for the student to express his will by taking Magical Oaths. Since such an oath is irrevocable it should be well considered; and it is better not to take any oath permanently; because with increase of understanding may come a perception of the incompatibility of the lesser oath with the greater. This is indeed almost certain to occur, and it must be remembered that as the whole essence of the will is its one-pointedness,^ a dilemma of this sort is the worst in which the Magus can find himself. Another great point in this consideration of Magick Vows is to keep them in their proper place. They must be taken for a clearly defined purpose, a clearly understood purpose, and they must never be allowed to go beyond it. It is a virtue in a diabetic not to eat sugar, but only in reference to his own condition. It is not a virtue of universal import. Elijah said on one occasion: "I do well to be angry;" but such occasions are rare. Moreover, one man's meat is another man's poison. An oath of poverty might be very useful for a man who was unable intelligently to use his wealth for the single end proposed; to another it would be 1 The Top of the Wand is in Kether — which is one ; and the Qliphoth of Kether are the Thaumiel, opposing heads that rend and devour each other.