To your point about analogies, there's a wonderful Q/A session with Feynman where he refuses to make an analogy about the electromagnetic force because any anal

To your point about analogies, there's a wonderful Q/A session with Feynman where he refuses to make an analogy about the electromagnetic force because any analogy that would make sense (rubber bands, etc.) actually only work because of the electromagnetic force. https://www.youtube.com/watch?v=MO0r930Sn_8&feature=youtu.be&t=236 https://www.youtube.com/watch?v=MO0r930Sn_8&feature=youtu.be...