"Repurposing stuff is awesome," Purva remarked. She searched around the small sand dunes around her until she found a splinter of driftwood, which she stuck into the sand in front of the future moat of the castle. "Look, it's a tiny person. They want to get into the castle, but will they? It all depends on the will of the rulers... But wait! Is that a rogue guard I see, lowering the drawbridge?" She found another chunk of driftwood and placed it over the trough she'd dug for the moat. She should probably get to work on that pulley soon...
'This must be Thursday,' said Arthur to himself, sinking low over his beer. 'I never could get the hang of Thursdays.' — Douglas Adams, The Hitchhiker's Guide to the Galaxy