The quote emphasizes the influence of physical attraction and charm on a person's perception and intelligence. It suggests that when someone who is appealing engages with you, it can lead to a loss of clarity and rationality. The allure of their looks and demeanor can overshadow one's critical thinking and self-awareness, making one feel less intelligent or insightful in the moment.

This idea points to the complexities of human interaction, where emotional responses and physical appeal can disrupt our cognitive functions. In the context of J.D. Robb's "Kindred in Death," it reflects a broader theme of how personal relationships and attraction can complicate our understanding of ourselves and others, driving home the notion that feelings can sometimes take precedence over reason.