New ideas in art and science contain something of innovation, artistry, creativity, emotional intelligence, higher human needs, etc.
On the other hand, the answer to this question will probably never be complete, because the cognitive and research capabilities of the human brain, the human consciousness are unlimited and creativity.
In view of the above, the current question is: How to define the sources of new concepts in art and science?
Please, answer, comments. I invite you to the discussion.