Think and Grow Rich (Chapter-11 - The Mystery Of Sex Transmutation) -Napoleon Hill The meaning of the word transmute is, in simple language, the changing, or transferring of one element, or form of energy, into another. The emotion of sex brings into being a state of mind. Because of ignorance on the subject, this state of mind is generally associated with the physical, and because of improper influences, to which most people have been subjected, in acquiring knowledge of sex, things essentially physical have highly biased the mind.