Gourmont's thesis, which posits that the French language must evolve to preserve its original beauty and purity. He articulates concerns about the introduction of exotic and barbaric terms, drawing parallels to artistic principles where intrusions disrupt the aesthetic quality of a work. The author outlines his intent to merge scientific inquiry and literary appreciation to advocate for linguistic beauty, indicating that his exploration will extend to examining various mechanisms of linguistic transformation, including metaphors and the roles of borrowed words. This foundation sets the stage for a deeper analysis of words and their forms, and particularly, how they can be refined to enhance the overall elegance of the language. (This is an automatically generated summary.)