The child does not understand all that is understood by its father, nor does an ignorant man understand all that is understood by a learned one. If you could see it, it would appear to you to vary from a dull grey to the brilliancy of the ruby, according to the degree of the spirit's purity. Genie are usually represented with a flame or a star above their foreheads-a sort of allegorical allusion to the essential nature of spirits. The flame or star is placed upon the head because the head is the seat of intelligence. Wherever the thought is, there the soul is, since it is the soul that thinks.
Thought is an attribute.
When a spirit travels from one place to another. A spirit can travel in either way. He can, if he will, take cognisance of the distance he passes through, or he can rid himself entirely of the sense of distance. This depends on the spirit's will, and also on his degree of purity. Each spirit is an indivisible unity, but each spirit has the power of extending his thought on all aides without thereby dividing himself.