Solution

There are many other ways to preserve the past besides philately. There are many ways to revisit history, including collecting first-day covers, stamps, historical artefacts, and museum-quality paintings and statues. Another enjoyable approach to preserving the past with oneself is to save sketches, letters, and journal entries. These not only assist in preserving our past but also ensure that our traditions and culture continue for many years to come. These items also provide us with the chance to discover the mysteries of history and learn what it has to teach us. Our knowledge of history also comes from old structures and relics. The human brain's propensity to switch between the present, past, and future is astounding. Nevertheless, this ability can be a major source of anxiety and sadness. We are constantly in a state of unease because of our thoughts and worries about the past and the future.