"I can't program a limit switch if I don't have a freaking limit switch"
"It's hard to wire a robot without wire"
"Being awake for 42 hours only makes power tools more fun!"
"If that could break it, it needed fixing anyway" (after I stressed-tessed our scissor lift and snapped the main support in half).
"Software can't grind out a gearbox!"
"So the weapons go through the treads, right?"
"Umm... is it supposed to only be able to turn?"