The quote describes a character with delicate, attractive features that are accompanied by a subtle, cautious smile. This suggests that the character may be aware of their surroundings and possibly guarded in their interactions with others. The use of "polite wariness" indicates a blend of charm and underlying vigilance, hinting at a complexity in their personality.

This portrayal, drawn from Jim Thompson's novella "The Alcoholics," evokes a sense of intrigue about the character's emotions and experiences. The smile might be a defense mechanism, suggesting they navigate social situations with both grace and caution. Overall, the quote paints a vivid picture of a person caught between vulnerability and self-protection.