First, you have to be an excellent writer. So that you can write beautiful, compelling and interesting descriptions and dialogue.
Then you have to reserve that only for the magically enhanced.
Imagine a world where some people are walking around talking like the most well-written play or movie you have ever seen, and everyone else is just doing normal conversational fumbling and umming and ahhing and mixing up words and just sort of trailing off…
It’s the contrast which makes things special. If every street urchin you meet sounds like a character from a Whedon or Sorkin-written story, then the fact the super-charisma character is also well written will not stand out at all.
Beauty looks more beautiful when contrasted with ugliness. So learn to write beauty and learn to write ugly and combine the two as needed.