Chemistry, Biology, Pharmacology, Physics, Astronomy, Oceanography...Sales? If you are a scientist, you appreciate the deep structure and processes in your chosen field. The table of elements is not random, it reflects a certain order to the universe, and knowing that order empowers you and your business to do great things.
Selling is no less a science than Chemistry or Biology or Astronomy. There are rules, methods, and structures within the field of sales that the most ardent scientist would appreciate.