The Past -- What does this image tell me about what laid the groundwork, or used to be the key to the question?

The Present -- What does this image suggest is of greatest significance or influence now?

The Future -- What does this image suggest about where things are headed or what is evolving?

Summary -- looking at all 4 images and reviewing all my ideas, what guidance or insights arise? How do the images relate to each other? What is the overall feeling I get from my responses?