Swoosh

The store was filled with the sounds of rapid, panting breath and the wzzzk-wzzzk-wzzzk of running legs.

"This is the athletic section," said the clerk. "We've got running shoes, jogging shoes, sprinting shoes, walking shoes, even a small selection of running shorts."

A pair of these last trotted past, waddling to keep its crotch from touching the ground between steps. The boxes on the shelves rattled and shook with the repressed energy of the shoes within.

"Mind your step as we head into the next area..."

"Gwah!" I shouted as my legs flew from beneath me.

"Slippers," the clerk explained.