The quote highlights a character's humorous skepticism about marriage. The speaker compares the potential challenges of marriage to the experience of enduring long conversations with the person they are addressing. It implies that while marriage may not seem appealing, the alternative—continuous dialogue with that person—isn't particularly enticing either. This serves as both a critique of marriage and a reflection on the dynamics of their relationship.
In a broader context, the quote captures a sense of irony and wit often found in Larry McMurtry's writing. It suggests that relationships, whether romantic or platonic, can be fraught with complications and misunderstandings. This character's remark underscores the theme of human connection in "Lonesome Dove," illustrating the complexities and quirks that define interpersonal relationships.