I couldn't guess what Daisy and Tom were thinking but I doubt if even Miss Baker who seemed to have mastered a certain hardy skepticism was able utterly to put this fifth guest's shrill metallic urgency out of mind.
That's the kind of feel-bad side of cynicism, but it's important to also know that cynicism doesn't just feel bad, it also interrupts our work processes.
In fact, it turns out that if anything, cynics are much closer to the gullible people who they often revile because they might not blindly trust people, but they often blindly mistrust people.
Cynics would probably tell you that the opposite of cynicism is gullibility, blindly trusting other people, and that cynicism is a sort of wisdom, a hard-earned sense that, in fact, people cannot be trusted.