The president of General Motors was in a foul humor.

In this quote, Arthur Hailey describes the president of General Motors as being in a foul humor, suggesting that the executive is in a bad mood or dealing with frustration. The term “foul humor” here is a figurative expression, often used to describe someone who is irritable or upset. It paints a vivid picture of the president's emotional state, perhaps indicating stress or dissatisfaction, likely due to challenges faced in his position.

Hailey’s use of this expression may be intentional to emphasize the negative emotions or tension in the context of his narrative. By stating that the president is in a foul mood, Hailey conveys not only the person’s emotions but also possibly the atmosphere of the situation or the company at the time. This sets a tone that suggests something is wrong, whether it’s in the broader operations of General Motors or with the individual personally.

The quote reflects Hailey’s ability to inject psychological depth into his characters, highlighting how even powerful individuals like the president of General Motors are susceptible to stress and bad moods. It also underscores the human aspect of leadership, showing that executives and leaders, despite their positions, are not immune to emotional challenges.

Ultimately, this simple description of the president’s emotional state serves to enhance the realism and relatability of Hailey’s characters. It reminds readers that, no matter their status or role, everyone can experience moments of frustration or emotional difficulty. The use of "foul humor" in this context reflects both personal and professional struggles.