While he was traversing the hall, a waiter treaded on the heels of him, one tray in hand.

当他横穿大厅时，一名传者紧跟他之后，手里拿着一只托盘。

Lessons of politeness, and that formulary of decorum, which treads on the heels of falsehood, would be rendered useless by habitual propriety of behaviour.

礼貌的教训， 以及在虚假之后踩着礼仪的公式， 将因习惯性的举止得体而变得毫无用处。