For example, the opposition between acute and grave phonemes has the capacity to suggest an image of bright and dark, of pointed and rounded, of thin and thick, of light and heavy, etc.
As a coach, they would love to sit there and say, 'It's going to be five steps, you're going to hitch up into a perfect pocket, you're going to look at number one - no; you're going to go to number two - no.' It doesn't work that way.