There is a fifth dimension beyond those known to man. It is a dimension vast as space and timeless as infinity. It is the middle ground between light and shadow, between the pit of his fears and the summit of his knowledge. This is the dimension of imagination. It is an area called the Twilight Zone.
- Rod Serling
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I thought in addition to the graph theory (which I'm enjoying writing, but doesn't seem
“There is a fifth dimension, beyond that which is known to man. It is a dimension as vast as space and as timeless as infinity. It is the middle ground between light and shadow, between science and superstition.” -Rod Serling
Back in the early days of Good Math/Bad Math, when it was still at blogger, one of the most widely linked posts was one about the idea of *dimension*. At the time, I said that the easiest way to describe a dimension was as *a direction*.