My previous post referenced the short film Powers of Ten which zooms out to galatic scales then down to sub-atomic particles. While the pace was quick it was glacial compared to how fast we can jump around with our thoughts. We can consider an atom, a ham sandwich, and a galaxy within two seconds. How can we move around so effortlessly? Abstraction is a tool of thought. Abstraction is the process of ignoring some details in order to focus on others. We do this all the time. It is our main wea...