Final answer:
In 'Psalm of Life,' the 'footprints on the sands of time' symbolize the enduring legacy one's life and actions can leave behind, impacting future generations.
Step-by-step explanation:
In the poem 'Psalm of Life', the image of the 'footprints on the sands of time' most likely represents the lasting impact or legacy that one's actions and life can have on the world. The metaphor suggests that even though life is transient, like footprints in sand, what we do can leave an enduring mark for others to follow or be inspired by. It evokes the idea that our achievements and character can outlive our physical presence and influence future generations.