Meaning of “As men, we are all equal in the…”

Mortality cannot be eliminated, so the practical answer is to make conscious use of the finite span between beginning and end.

Seneca shifts responsibility from nature to the way a person spends attention and time: life feels shortened when it is repeatedly surrendered to distraction.

Stability is temporary, so practical judgment requires expecting change rather than treating present arrangements as permanent.

Even late in life people naturally continue to imagine a future, which helps explain why worthwhile work and planning do not simply stop with age.

Seneca shifts the complaint from life being too brief to attention and time being poorly spent.

The verse places change inside a larger rhythm of seasons and purposes, making it useful for thinking about acceptance when one phase of life gives way to another.