The quote offers solace in times of sadness. "Feel this sad" implies deep emotional distress. "Once felt so happy" alludes to past joy. The quote conveys the idea that sadness can only be truly understood by those who have experienced profound happiness.
The quote underscores the cyclical nature of emotions. It suggests that the contrast between happiness and sadness enhances the appreciation of both. "You will find that feeling again" signifies the hope for the return of joy, emphasizing the resilience of the human spirit.
In essence, the quote speaks to the ebb and flow of emotions in life. It offers a message of hope, highlighting that moments of sadness can be a pathway to rediscovering happiness. The quote reflects the belief that life's ups and downs contribute to a richer and more beautiful existence.