"Four studies demonstrate that walking increases creative ideation. The effect is not simply due to the increased perceptual stimulation of moving through an environment, but rather it is due to walking."
"We are, after all, trying to reduce a 3D puzzle into a 2D frame. Nowhere is this more clear then when you stand in the middle of the Old City in Jerusalem. Generation after generation of war has buried cities and built new ones on top of old ones. Which layer is legitimate? The first? The last? The most populous? The most harmed? The most powerful? Time creates the third dimension, creates the elevation. No good comes from declaring one layer legitimate."