I can’t make heads or tails of this:
It is well into summer and there are crispy, crunchy leaves on the ground. This is either a testament to the inefficient street cleaners or thirsty trees that cannot hold onto their leaves.
The observer in the world of three dimensions can see the crags, fissures and flow of the now-hardened concrete pictured below. In the pancake-flat world of Flatland, none of this can be seen. However, Flatlanders may be able to experience the roughness of the underlying forces that can only be revealed in a third dimension. […]