#ingenuity

"She watched the tunnels as they flowed past: bare walls of concrete, a net of pipes and wires, a web of rails that went off into black holes where green and red lights hung as distant drops of color. There was nothing else to dilute it, so that one could admire naked purpose and the ingenuity that had achieved it."

"A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools."