Do we not see all humans unaware Of what they want, and always searching everywhere, And changing place, as if to drop the load they bear?
Lucretius[N]ature repairs one thing from another and allows nothing to be born without the aid of another's death.
LucretiusHuts they made then, and fire, and skins for clothing, And a woman yielded to one man in wedlock... ... Common, to see the offspring they had made; The human race began to mellow then. Because of fire their shivering forms no longer Could bear the cold beneath the covering sky.
Lucretius