Our society evolved in difficult conditions, with a limited population.
This exposure introduced the idea that local society could evolve similarly.
How could such a society evolve, killing those who contributed most to its survival?
If they look around them, they will understand that society has evolved to the point where this is the right decision.
The bottom line, she said: "Our society hasn't evolved that far yet where women feel less pressure with kids."
As society evolved from the end of the nineteenth century, so pressure for local government reorganization increased.
We really don't know anything about how Old Earth's society has evolved.
Its entire society has evolved around the concept of speed.
After years, or perhaps decades, a new society would evolve.
As society was evolving it became a trade fair.