Every man's last day is fixed. Lifetimes are brief and not to be regained, For all mankind. But by their… — Virgil

Every man's last day is fixed.

Lifetimes are brief and not to be regained,

For all mankind. But by their deeds to make

Their fame last: that is labor for the brave.

In the original (Latin)

Stat sua cuique dies, breve et inreparabile tempus

Omnibus est vitae; sed famam extendere factis,

Hoc virtutis opus.

Source: Wikiquote · CC BY-SA 4.0