Waiters, keen observers of humanity that they are, are catching on to this; in one poll, a full 30% said they didn't believe the job they did had any impact on the tips they received.

作为顾客的敏锐观察者，服务员们正逐渐意识到这一点；在一项民意调查中，足足有30%的服务员表示，他们认为自己的工作表现对所获得的小费没有任何影响。