The quote "Years of secret suffering had taught me superhuman self-control" from Vladimir Nabokov's novel "Lolita" reflects the deep, internal struggles faced by the narrator. This statement suggests that enduring hidden pain can lead to exceptional levels of emotional and psychological discipline. It indicates a journey marked by personal hardship, showcasing how the weight of such suffering can forge a unique resilience in a person.

Furthermore, this insight into the narrator's experience highlights the complexities of human emotion and the lengths people will go to manage their inner turmoil. The idea of "superhuman self-control" invites readers to consider the consequences of bottled emotions and the impact that suffering can have on one's identity and actions throughout life.