Wrong! Completely wrong! To follow his eyes is to wind up on the ceiling, how he rolls them at your idiocy. 

“No, obviously not. [i]The[/i] lever, Fool! The lever that’s only to be pulled in case of emergency. The lever that occupies two-fifths of the station’s central control panel, and whose warning label takes a third. The lever that’s so easy to accidentally nudge, that of [i]course[/i] it’s not been accidentally nudged.” This was Wormwood Station, after all. The failsafes couldn’t rely on straightforward countermeasures. “But it will be pulled. It [i]must[/i] be pulled. Somebody in this station is going to pull that lever, Fool, and do you know why?”