Concept
First Principles Thinking
2 books in the library reach for this idea - each in its own way. When independent authors converge on one concept, it usually deserves attention.
Elon Musk
How this book uses it: Reconstruct a problem from physical facts and objectives instead of treating industry practice as a law of nature.
The Great Mental Models Volume 1
How this book uses it: Break complex problems into foundational elements, then rebuild reasoning from the ground up. Avoids inherited assumptions.
