To me, the golden spiral is the proportional basis that makes the most sense. In a landscape painting the views eye is automatically directed to the center of the spiral and can be used by the artist to put their subject in the eye of the viewer.
A collage is put together by various pictures. It’s not focused on just one thing. It’s a gallery of many other photos.
Coming from a violinist it would be taking piano lessons.
Answer:
Lillian Gish, under D. W. Griffith's gudience