In "It Can't Happen Here," Sinclair Lewis presents a chilling commentary on xenophobia and prejudice in America. The quote reflects the protagonist's harsh and intolerant views towards various immigrant groups, highlighting the era's pervasive bigotry. It showcases a dangerous mindset that seeks to exclude those perceived as outsiders, framing them with derogatory terms that dehumanize and categorize people based on their ethnicity. This sentiment resonates with the broader themes of divisiveness and exclusion prevalent in the book.

Through this provocative statement, Lewis critiques the tendencies within society that foster hatred and suspicion against foreigners. The narrative underscores the implications of such ideologies, warning against the acceptance of discrimination as a norm. By portraying the despicable attitudes of his characters, Lewis encourages readers to reflect on the dangers of allowing bigotry to influence policies and societal beliefs, ultimately urging for a more inclusive and understanding society.