“Every problem, every dilemma, every dead end we find ourselves facing in life, only appears unsolvable inside a particular frame or point of view. Enlarge the box, or create another frame around the data, and problems vanish, while new opportunities appear. ”*
Rosamund and Benjamin Zander, on finding the right frame.
When you truly understand something, you can express it at any level of detail while maintaining coherence.
The master can provide the one-sentence version, the paragraph version, and the chapter version, all of which tell the same story at different resolutions. The novice can only repeat what they've memorized at one resolution.