The essence of the quote explores humanity's struggle against the inevitable cycle of life and death. It reflects on human existence as a transient experience, encapsulated by the notion that life is fleeting and leads ultimately to decay. We are bound by our biological nature, and this reality often leads to a sense of futility as we confront our mortality.

In contrast, the quote emphasizes the profound impact of losing something eternal, suggesting that the loss of a timeless bond or a deathless entity can evoke a unique, deep sorrow. It highlights that this kind of loss transcends the physical realm, evoking a despair that is even more impactful than the natural decline associated with human life. This duality of existence and loss illustrates the deeper philosophical questions about life and the connections we forge.