In Mental Chemistry Charles Haanel expands on many of the most powerful and important principles that he originally taught in the Master Key System course. He tells us:
"Chemistry is the science which treats of the intra-atomic or the intra-molecular changes that materials things undergo under various influences. Mental is defined as "of or pertaining to the mind, including intellect, feeling, and will, or the entire rational nature."
"Science is knowledge gained and verified by exact
observation and correct thinking. Mental chemistry is, therefore, the science which treats of the changes that conditions undergo through the operation of the mind"
As the transformations that are brought about in applied chemistry
are the result of the orderly