The best answer I could find is that he thought inspiration came from hard work and discipline. A quote that supports this point would be when he said: "To know what you're going to draw, you have to begin drawing." So, inspirations doesn't just happen by chance.
Inference is evidence. So you would have to show evidence from the text or what ever you are studying.
Hope this helps!
Answer:
cave paintings
Explanation:
relevance. cave paintings are not directly related to music