In this poignant quote, the character expresses a sense of urgency and the fleeting nature of time. The metaphor of time flying by like clouds on a windy day conveys the idea of time slipping away uncontrollably. The use of imagery, such as the idea of twisting a lock and seeing it grow grey, further emphasizes the passage of time and the inevitability of change. The mention of eternal separation adds a sense of melancholy and inevitability to the character's reflections on time. Overall, this quote serves as a powerful reminder of the transient nature of life and the importance of cherishing moments before they are gone forever.