Generate a full detail guide on applying 'First Principles Thinking' to creative work. The guide must adapt the scientific mental model for artists. It should include detailed sections on: 1. What First Principles are in a creative context (e.g., the fundamental elements of a story or a color palette). 2. How to break down genre conventions to their basic elements to avoid clichés. 3. A step-by-step exercise for applying first principles to a new creative project. 4. A case study of an artist or writer who reinvented a genre by using this type of thinking. Please include a supportive disclaimer.