The quote illustrates the character's surprise at Jimmy Mundy's awareness of a man who represents a more virtuous approach to life, contrasting sharply with the typical indulgent behaviors associated with nightlife. The speaker suggests that Mundy, with his current lifestyle, would not find anything appealing about this man's meetings, which lack the usual elements of music and revelry. Instead, they focus on serious matters, hinting at a deeper purpose that appeals to those seeking redemption rather than distraction.
This passage highlights the divide between two types of individuals: those who revel in a hedonistic lifestyle and those who are drawn toward a message of salvation and self-improvement. The speaker believes that this man's mission is to challenge the moral decay of society in New York, urging people to abandon their corrupt ways. By using the metaphor of "hitting the trail," the author emphasizes the call to action for people to embark on a path of righteousness and self-discovery.