The quote "One thing: I can damn well wear lipstick" from Sophie Kinsella's book "Wedding Night" highlights a character's strong assertion of independence and confidence. It implies a defiance against societal expectations and norms, especially regarding femininity and self-expression. The character seems to embrace her individuality, suggesting that personal choices should not be constrained by what others may think or dictate.

This statement encapsulates a broader theme present in Kinsella's work, where the exploration of identity and empowerment often takes center stage. Characters frequently navigate personal and relational challenges, ultimately finding strength in asserting their desires and choices. The quote serves as a reminder of the importance of self-acceptance and the freedom to express oneself, even in the midst of life's complexities.