The quote from Peter Robinson's "Sleeping in the Ground" emphasizes the value of maintaining a positive outlook. It suggests that it is preferable to let go of painful memories and embrace happiness, rather than holding onto the past and experiencing sadness. This speaks to the broader theme of emotional resilience, highlighting the importance of choosing joy over sorrow.

The idea conveyed in the quote resonates with many, as it underscores the human tendency to reminisce about difficult experiences. By encouraging forgetfulness of the painful aspects of our past, the author advocates for a life lived with greater positivity and contentment. Ultimately, it suggests that letting go can lead to a more fulfilling existence.